Sustainability Flashcards

1
Q

What is sustainability?

A

Sustainability is defined as development that meets the needs of the present without compromising the ability of future generations to meet their own needs’.

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2
Q

What is sustainable development?

A

The objective is to produce high quality – and crucially – sustainable developments:
• quality homes and neighbourhoods
• places where people actually want to live, to work and to raise families, and
• places that work – and will continue to work - and not just for us, but for our children and for our children’s children.
That’s what sustainability is all about; the integration of schools, community facilities, employment, transport and amenities with the housing development process in a timely, cost-effective way.

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3
Q

What are the triple bottom line principles?

A

The three core triple bottom line principles are economic, social and environmental.

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4
Q

Can you tell me about any Climate Change Conventions or Protocols you are aware of?

A

Ireland is a member of the United Nations Framework Convention on Climate Change (UNFCCC), which supports a global response to climate change. The convention has 197 members and is the parent treaty of the Paris Agreement.

Ireland contributes to the agreement through climate action plans submitted by the European Union on behalf of member states. These plans, known as Nationally Determined Contributions (NDCs), outline the strategies and targets a country is taking to tackle climate change.

The EU’s NDC commits to a 40% reduction in EU-wide emissions by 2030 compared to 1990.

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5
Q

What targets did one of these set?

A

The Paris agreement sets out a long-term goal to limit climate change by limiting global warming to below 2°C, preferably 1.5°C, compared to pre-industrial levels.
The EU has commited to a 40% reduction in EU-wide emissions by 2030 compared to 1990.

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6
Q

What are the most recent national/international targets relating to sustainability?

A

The Climate Action Plan follows the Climate Act 2021, which commits Ireland to:

1) a legally binding target of net-zero greenhouse gas emissions no later than 2050,
2) a reduction of 51% greenhouse gas emissions by 2030.
3) to increase the proportion of renewable electricity to up to 80% by 2030.

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7
Q

What is the Paris Agreement?

A

The Paris Agreement is a legally binding international treaty on climate change. It sets out a global framework to avoid dangerous climate change by limiting global warming to well below 2°C and pursuing efforts to limit it to 1.5°C. It also aims to strengthen countries’ ability to deal with the impacts of climate change and support them in their efforts.

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8
Q

What was the Kyoto Protocol and what were it’s targets?

A

The Kyoto Protocol – a milestone in global efforts to combat climate change. With the Kyoto Protocol, the international community agreed for the first time on binding targets and measures for combating climate change. The Kyoto Protocol stipulates global ceilings for greenhouse gas emissions.

Target: Reduce their greenhouse gas emissions by an average of 5% against 1990 levels, over the 2008-2012 period.

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9
Q

How can buildings impact upon the environment?

A

A large part of building sustainably is concerned with addressing the global warming that is driving climate change;
using energy conservation and techniques such as life-cycle assessment to maintain a balance between capital cost and long-term asset value.

It is also about enhancing biodiversity, creating spaces that are healthy, economically viable and sensitive to social needs. Rather than constantly battling against the natural environment, we need to start respecting natural systems and learning
from ecological processes: creating a better balance between human need and the wider environment.

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10
Q

Can you give me an example of a sustainable design feature?

A

Electric car charging ports and an easily accessible bike store room, excellent public transport services.
Urban density so that residents do not depend on the car so heavily.

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11
Q

Can you give me an example of an environmental assessment method for buildings?

A

BER, LEED, BREEAM.

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12
Q

What is Corporate Social Responsibility (CSR)?

A

Corporate Social Responsibility is how businesses conduct themselves in order to have a positive impact on society. CSR is generally understood as being the way through which a company achieves a balance of economic, environmental and social imperatives (“Triple-Bottom-Line- Approach”

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13
Q

What is BER?

A

BER is a Building Energy Rating – it is a certificate that indicates the energy performance of a building based on a scale of A-G. It is calculated through energy use for heating, lighting and ventilation. It is a legal obligation to have a BER rating for the letting or sale of any building, apart from those exempt such as protected structures.

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14
Q

What is BREEAM?

A

BREEAM is Building Research Establishment Environmental Assessment Method. BREEAM assesses the environmental, social and economic sustainability of a building . It is a voluntary sustainability assessment method.

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15
Q

What is RICS SKA?

A

SKA rating is an environmental assessment method, benchmark and standard for non-domestic fit-outs, led by RICS. SKA rating helps landlords and tenants assess fit-out projects against a set of sustainability good practice criteria .. With the goal to reducing operating costs, improving energy and water management, increase asset value with a low carbon building and improve occupier engagement and wellbeing.

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16
Q

What is LEED?

A

LEED is Leadership in Energy and Environmental Design. It is a voluntary sustainability assessment method. LEED looks at six categories such as water efficiency and indoor air quality.

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17
Q

What is Passivhaus?

A

Passive houses refers to buildings created to rigorous energy efficient design standards so that they are built to optimise thermal gain and minimise thermal losses. This means that the energy required to heat a passive house is 90% lower than that of other buildings. … They use renewable energy sources like solar panels, geothermal energy or heat pumps. Buildings are certified by the Passivhaus Institute.

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18
Q

Name one example of Government policy on energy efficiency for buildings?

A

New build homes must be A-rated.

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19
Q

What is a Memorandum of Understanding?

A

The purpose of an MOA is to have a written formal understanding of the agreement between parties.

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20
Q

What is a green lease?

A

A green lease is not a specific type of document and there currently is no industry standard “green lease” in place. Instead, it is better to understand the concept as being a series of provisions that can be inserted into the types of leases that we already use. These provisions enable owners and occupiers of buildings to work together to reduce the environmental impact of those buildings and to improve sustainability. For example:
reducing carbon emissions;
compliance with energy efficiency regulations;
waste reduction strategies; and
green transport measures.
There will also be a requirement under the lease to regularly report on these matters in a standardised fashion.

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21
Q

What RICS guidance relates to sustainability?

A

Environmental Risks and Global Real Estate.
Sustainability and commercial property valuation.
Sustainability & ESG in commercial property valuation and strategic advice

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22
Q

How do you assess a building’s sustainability characteristics?

A

Optimization of site potential,
preservation of regional and cultural identity,
minimization of energy consumption,
protection and conservation of water resources,
use of environmentally friendly materials and products,
a healthy and convenient indoor climate,
and optimized operational and maintenance practices.

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23
Q

How can a BER impact upon value or use of a building?

A

Energy ratings can have a huge impact on the value of your property. Energy efficiency has become an additional factor in determining the value of your house in Ireland. A house with a good efficiency rating can increase your home value by 10% compared to a lower BER rating. For your home to have a higher BER rating, it will have a reduction in your energy costs and put your home in higher value if you were to sell. It has shown by results that it really can have a positive effect on the sale of your property.

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24
Q

Tell me about an example of sustainable design.

A

MVG encapsulated sustainable design as it included major regeneration of the seafront marina area of Greystones village. This included the development of breakwaters, slipways, a marina, coastguard station, and yacht club facilities to revive the marina. All homes were A-rated, with solar panels, high levels of insulation and electric car charging points. A 12-acre park was built with a playground,walking route, dog park and lots of local trees and shrubbery planted. Residents were encouraged to use public transport and bikes, rather than cars. This was incentivised with lots of bicycle parking in convenient locations, and the provision of one parking space per apartment. A bus stop was added outside the development and the DART train station was located within a 15-minute walk.

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25
Q

Tell me about sustainable design.

A

Sustainable design takes into account environmental, economic and social sustainability, while focusing on the needs of the occupants and the wider environmental impact associated with the construction and use of the dwelling.

By taking energy efficiency into account at the design stage issues such as compactness, orientation and insulation, and change management, can be considered, and designed for. This will maximise the benefits to be gained, without entailing excessive cost.

Although sustainable design takes into account a wide variety of aspects, such a lifestyle, surrounding environment and the visual characteristics of buildings, the application of the principles of sustainable design can have far reaching effects in terms of energy efficiency.

 The general principles of sustainable design include:
 • The use of low impact materials.
 • Energy efficiency.
 • Design for reuse and recycling.
 • Quality and durability.
 • Use of renewable materials.
26
Q

Tell me about sustainable construction considerations.

A

By applying the principles of sustainable design to construction, it will:

1) Extend the lifetime of a building by increasing flexibility, therefore, able to meet the changing needs of occupants. The choice of material will also affect the lifespan of buildings. More durable material = less maintenance over lifetime.
2) Decrease the energy requirements of the building by using the orientation of the dwelling to maximise solar gain, or improve insulation. Consideration of renewable heating technologies, e.g. Air to water, Wind farm, will reduce dependence on fossil fuels. Sustainable design can increase the energy efficiency of dwellings by 40%.
3) Decrease the overall emissions during construction by choosing the materials used on site. E.g. standard sizes of materials and components are used, limiting the need for on site modification and the associated waste. Use of non-toxic materials can also be limited.
3) - Limit the of use non-renewable resources during construction by choosing renewable and/or sustainable materials where possible. Choosing durable materials will also reduce the need for replacement in the future.
4) Minimise waste production during the construction process and provide for recycling of both construction waste and domestic waste.

27
Q

Tell me about sustainable construction materials.

A

1) Recycled Steel - truly recycleable as there is no reduction in quality/ strength after re-purposed.
2) Timber - choose from a responsibly managed forrest, easy to recycle.
3) Bamboo - Mainly in SE Asia. Twice as strong as concrete, grows quickly.
4) Cob - A mixture of clay-based soil, water, straw, and sometimes sand. Suitable for organic structures. Affordable, energy efficient but labour intensive.
5) TimberCrete - Blocks made from sawdust and concrete mixed together. Lighter so easier to transport and less carbon emmissions.
6) Straw bales - used as insulation.

28
Q

What improvable sustainable features would you be looking for and how do these relate to different property types/ages?

A

1) Insulation
2) Orientation for solar gain
3) Heating system
4) Lighting
5) Wastewater treatment (e.g. bio cycle)
6) Solar panels

29
Q

What is Off Site Manufacture (OSM)?

A
Offsite Construction includes a variety of subsets each of which has in common a degree of manufacture and assembly of building components, elements and/or modules in a factory setting for transportation to the construction site.
 Advantages:
  - More sustainable
 - Better quality
 - Better client experience
 - Less labour intensive
 - Better for H& S
  Example: Pre-cast concrete manufacturing which showed that it had reduced carbon emissions by 26 per cent, mains water consumption by 31 per cent and waste to landfill by 95 per cent
30
Q

Tell me about tenant considerations in relation to sustainability.

A

Tenants consider a building’s sustainability more now so than ever before. Tenants prefer properties that have an A - V BER rating. Now that tenant’s are working from home, they value air quality, brightness, energy efficiency and low bills.

31
Q

Tell me about investor considerations in relation to sustainability.

A

With sustainability becoming a mainstream consideration within the real estate sector, investors are starting to see the long-term gains of going green

32
Q

Tell me about lender considerations in relation to sustainability.

A

Purchasers can avail of green mortgages which offer lower rates/ cash back to incentivise sustainable homes.

33
Q

How can building conservation relate to sustainability? What features would you recommend in this context?

A

Energy and carbon savings in historic properties can be difficult to achieve due to limited retrofitting capability. Balancing thermal comfort with building preservation is one of the greatest challenges for retrofitting heritage properties. Changes to the building fabric must be carefully considered to avoid irreparably damaging the significance of heritage assets.

34
Q

Tell me about RICS guidance on Life Cycle Costs.

A

RICS professional guidance, UK Life cycle costing 1st edition, April 2016

Life cycle cost (LCC) is ‘cost of an asset, or its parts throughout its life cycle, while fulfilling the
performance requirements’. There is often pressure to reduce costs and / or prove value for money. Life cycle costing is a technique that when used correctly can help do both. The BCIS Life Cycle Evaluator makes this easier than ever.

The barrier to reliable life cycle costing has always been data. Knowing how much something costs to install, maintain and replace is challenging enough, but knowing how long something lasts is even more difficult. it is therefore important to determine the life and environmental cost of the components used within a building and be able to present the options/alternatives in a consistent manner.

35
Q

What are the UN Sustainable Development Goals? How many are there?

A

At the heart of the UN “Agenda 2030” are 17 Sustainable Development Goals (SDGs) that address the world’s most important economic, social, environmental and governance challenges.

Examples: 1) No poverty 2) Zero Hunger 3) Gender Equality 4) Climate Action 5) Sustainable cities and communities 6) Affordable clean energy

36
Q

What is the target achievement date for UN SDG’s?

A

Agenda 2030

37
Q

How are RICS working towards the SDGs?

A

RICS has been working with the UN on identifying the biggest issues facing companies with a stake in land, real estate and construction in relation to the SDGs.

Goal? To made implentation of the SDG’s business as usual & to encourage companies to think holistically about the environmental and social impact of their business activities, and strategic investment decisions.

How? 1) Real life case studies showcasing successful SDG implementation
2) A Self-Assessment Checklist of 15 sectoral issues and corresponding 15 action items to individual SDG indicators.

38
Q

What is the RICS Value the Planet campaign?

A

RICS Value the Planet campaign promotes the preservation of the planet through the implementation of the UN’s sustainable development goals. RICS encourage professionals to implement the SDGs.

39
Q

What is SUDS?

A

Sustainable drainage systems (SuDS) are drainage solutions that provide an alternative to the direct channelling of surface water through networks of pipes and sewers to nearby watercourses.
SuDS are designed to manage stormwater locally (as close its source as possible), to mimic natural drainage and encourage its infiltration, attenuation and passive treatment.

40
Q

How can the private sector work towards the SDGs?

A

Private sector companies should think holistically about the environmental and social impact of their business activities, and strategic investment decisions.
Look at the RICS 1) Real life case studies showcasing successful SDG implementation
2) A Self-Assessment Checklist of 15 sectoral issues and corresponding 15 action items to individual SDG indicators.

41
Q

What is net biodiversity gain?

A

Biodiversity Net Gain is an approach to development that leaves biodiversity in a better state than before.

42
Q

What do each of ISO 14001 and 50001 relate to?

A

ISO 14001 Environmental Management is a standard for a company’s Environmental Management Systems. It aims to reduce waste management costs and shows commitment to protecting the environment. It also helps resource efficiency, which isvery relevant in construction when it comes to materials used.

ISO 50001 specifies requirements for establishing, implementing, maintaining and improving an energy management system.

43
Q

What is sustainable procurement?

A

Sustainable Procurement is an approach to purchasing products and services that takes into account the economic, environmental and social impacts of an organisation’s buying choices, at all times in the supply chain.

44
Q

What is an Environmental Management System (EMS)?

A

An Environmental Management System (EMS) is a set of processes and practices that enable an organization to reduce its environmental impacts and increase its operating efficiency.

45
Q

What is social value?

A

Social value is the quantification of the relative importance that people place on the changes they experience in their lives. Some, but not all of this value is captured in market prices. It is important to consider and measure this social value from the perspective of those affected by an organisation’s work. Example - from living next to a community park. These things are important to us, but are not commonly expressed or measured in the same way that financial value is.

46
Q

What does the term, whole life carbon mean?

A

Whole Life-Cycle Carbon (WLC) emissions are the carbon emissions resulting from the. construction and the use of a building over its entire life, including its demolition and. disposal.

47
Q

What opportunities to decarbonise exist in the building life cycle?

A
  1. Using renewable energy
  2. Using on-site water treatment plants to minimise waste
  3. Recycling and building with renewable or waste materials e.g. receycled metals.
48
Q

What steps can construction industry take to reach sustainability targets?

A

Irish Green Building Council propose:

  1. Carrying out a detailed carbon modelling of the National Development Plan including all proposed construction, new housing, renovation and infrastructure and reconcile with the 5-year Climate Budgets to reach the targets of 51% reduction by 2030.
  2. Gov to publish a timeline for introducing 1) Whole Life Carbon assessment and 2) new limitations through regulation, to give certainty to industry.
  3. Streamlining building regulations, policies, and fiscal incentives to make adaptation and reuse of existing buildings easier.
  4. Government to encourage and develop a low carbon product sector, services, and supply chain.
  5. Integrating low carbon design and construction skills into all relevant construction undergraduate programmes (e.g., architecture, engineering, construction, and surveying).
49
Q

What is a post-occupancy evaluation?

A

POE is the process of obtaining feedback on a building’s performance in use after it has been built and occupied. POE collects information on building and energy use and user satisfaction.

50
Q

What is an Environmental Impact Assessment and when would one be carried out?

A

The purpose of an EIA is to determine the potential environmental, social, and health effects of a proposed development, so that those who take the decisions in developing the project and in authorising the project are informed about the likely consequences of their decisions before they take those decisions.

51
Q

What methods of construction are more sustainable? What are Modern Methods of Construction?

A

So-called modern methods of construction (MMC), utilising different technologies and raw materials, are therefore increasing, following in the footsteps of countries like Scandinavia and Japan, in building offsite.
Cross laminated timber (CLT). - Timber boards which are laid on top of each other at 90° (three, five, seven or nine layers depending on structural requirements), coated with a layer of adhesive and subjected to immense hydraulic pressure to create large, stiff, dimensionally stable panels. The benefits: cost effective, lighter Co2 footprint, quicjker installation and reduced waste.
Modular development - Building offsite within a controlled factory environment minimises risk, resulting in a faster build
programme, assured quality control and enhanced build performance standards.
Offsite timber frame construction is an established high-value manufacturing and building method that delivers guaranteed
quality, precision-engineered components to meet a variety of standards.

52
Q

Explain your understanding of NABERS.

A

NABERS (which stands for the National Australian Built Environment Rating System) can be used to measure a building’s energy efficiency, carbon emissions, as well as the water consumed, the waste produced and compare it to similar buildings.

53
Q

Explain a key theme discussed in the RICS and World Built Environment Forum Sustainability Report 2021.

A

In particular, this research explores how preferences have changed for green buildings, and the principal factors behind the growing interest in environmental, social and governance (ESG) investing. It goes on to examine the extent to which the construction sector is adopting green initiatives.

Results show that the industry is making progress, though not at the rate required to fully meet its climate obligationst ‘Modest’, rather than ‘significant’, demand growth for green real estate assets, leases and construction materials.

Client, investor and stakeholder demand is cited as the number one driving force behind the recent growth in ESG investments. The perceived reputational boost attached to ESG activity also scores highly.

54
Q

What is CEEQAL?

A

The Civil Engineering Environmental Quality Assessment & Award Scheme.

CEEQUAL was established with the aim of delivering improved specification, design and construction of civil engineering works, providing an evidence-based sustainability assessment, rating and awards scheme

55
Q

Explain your understanding of the B Corp certification.

A

B Corp Certification measures a company’s social and environmental performance against the standards in the online B Impact Assessment. It assesses performance/ accountability/ and transparency on factors from employee benefits and charitable giving to supply chain practices.

56
Q

Explain your understanding of COP26.

A

The COP 26 (Conference of the Parties), which took place in Glasgow November 2021, set out the ambition of limiting global temperature rise to 1.5 degrees. Climate crisis was addressed. Ultimately though, COP26 fell well short of delivering the national commitments that would together limit warming globally to 1.5C

57
Q

What are Irish energy efficiency or carbon reduction targets?

A

Reducing greenhouse gas emissions by 51% by 2030

Achieving a climate neutral economy by 2050, this is known as the ‘national climate objective’

58
Q

How is a building’s energy efficiency measured in Ireland?

A

Residential : BER. Commercial : BREEAM , LEED

59
Q

Why do you only sell A rated homes?

A

As I was on the new homes team. Now I see a variety of second hand properties.

60
Q

What is the minimum rating required for new homes? How can this rating be met?

A

A2. A2 can be met by high levels of insulation, air to water heat pump, solar panels, heat recovery ventilation.

61
Q

Greystones – Did the A rating affect pricing and market demand?

A

Yes.. A rated homes certainly affect pricing and market demand. Energy rating will become more important to purchasers in determining what price they should pay. The standards and efficiency of new homes, their sustainability, coupled with the support of the Help to Buy scheme and more attractive mortgage rates for “green homes”, have certainly encouraged many buyers to go the new home route.

62
Q

Explain your understanding the measures undertaken by governments and international bodies to encourage the reduction of the environmental impact of development.

A

Ireland signed the ‘Climate Action and Low Carbon Development Bill 2021’ into law, which means that it is now on a legally binding path to achieve net zero carbon emissions by the year 2050. This translates into a 51% reduction in emissions by 2030. The COP 26 (Conference of the Parties), which took place in Glasgow November 2021, set out the ambition of limiting global temperature rise to 1.5 degrees.