Climate Change Flashcards

1
Q

What does climate change mean?

A

The Earth’s average temperature is going up and affecting the climate

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2
Q

What do people say is the main cause of today’s warming?

A

Human activities like burning fossil fuels, which releases greenhouse gases that trap heat in the atmosphere

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3
Q

What is Carbon dioxide and what do people say has happened with it?

A

It is a major greenhouse gas, and people say it has increased by about 50% and is now at levels not seen for millions of years

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4
Q

What effects does the warming of the Earth have?

A
  1. Deserts are getting bigger
  2. Heatwaves and wildfires are more common
  3. Arctic ice is melting
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5
Q

What do higher temperatures lead to?

A

Stronger storms, droughts, and other extreme weather

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6
Q

What is a greenhouse gas?

A

Like a blanket around the Earth. It helps keep the planet warm by trapping heat from the sun, just like a blanket keeps you warm at night. But if there’s too much of this blanket, the Earth can get too hot, like if you had too many blankets on you

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7
Q

What is climate change doing to many species?

A

Many are struggling to survive as their habitats change

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8
Q

What 3 things will continue to happen to the ocean even if efforts to minimize future warming of the earth are successful?

A
  1. Ocean heating
  2. Ocean acidification
  3. Sea level rise
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9
Q

What does the World Health Organization call climate change?

A

One of the biggest threats to global health in the 21st century

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10
Q

Without action to limit the warming of the Earth, what will happen?

A

Societies and ecosystems will experience more severe risks

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11
Q

Who is the most affected by and least able to adapt to climate change?

A

Poorer communities, which contribute less to emissions

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12
Q

What will additional warming of the Earth do in Greenland?

A

Melt the Greenland ice sheet

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13
Q

What did the 2015 Paris Agreement aim to do?

A

Keep global warming “well under 2 °C”

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14
Q

What would limiting warming to 1.5 °C require?

A

Halving emissions by 2030 and achieving net-zero emissions by 2050

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15
Q

How can we reduce our use of fossil fuels?

A

By saving energy and using cleaner energy sources like wind, solar, hydro, and nuclear power

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16
Q

What can replace fossil fuels for powering transportation, heating buildings, and running industrial processes?

A

Cleanly generated electricity

17
Q

How do we remove carbon from the air?

A

By planting more trees and using farming techniques that store carbon in the soil

18
Q

What are fossil fuels?

A

Fossil fuels are energy sources like coal, oil, and gas that come from plants and animals that lived a long, long time ago. People burn them to make things like electricity or to power cars

19
Q

Say these in Serbian:
Fossil fuels
Greenhouse gases

A

Фосилна горива
Гасови стаклене баште

20
Q

What do they say is the primary greenhouse gas responsible for global warming?

A

Carbon dioxide (CO2)

21
Q

Which gas is released from livestock and contributes significantly to climate change, according to people?

A

Methane (CH4)

22
Q

What is the process by which forests absorb CO2 from the atmosphere?

A

Carbon sequestration

23
Q

Which sector is apparently the largest contributor to global greenhouse gas emissions?

A

Energy sector (including electricity and heat production)

24
Q

What is the greenhouse effect?

A

The phenomenon where gases in Earth’s atmosphere trap heat, warming the planet

25
Q

What international body assesses scientific information related to climate change?

A

The Intergovernmental Panel on Climate Change (IPCC)

26
Q

What is the process of capturing CO2 emissions and storing them underground called?

A

Carbon capture and storage (CCS)

27
Q

Which agricultural practice can apparently help sequester carbon in soil, reducing CO2 in the atmosphere?

A

Regenerative agriculture

28
Q

What is the name of the UN conference where countries negotiate climate action?

A

Conference of the Parties (COP)

29
Q

Who said about global warming “the cause is not human, it is solar”?

A

Spanish geologist Lluís Pomar

30
Q

What does Spanish geologist Lluís Pomar say about the concentration of CO2 in dinosaur times?

A

It was a hundred times higher than today

31
Q

How does Lluís Pomar view computer models used in predicting the climate crisis?

A

He is skeptical, prefers to look at the past rather than rely on extrapolations of the future by those who believe they can establish it

32
Q

How much has the temp risen since 1850 and what rise might we see by the end of the century?

A

1.48 °C (2.66 °F) and about 2.7 °C (4.9 °F)

33
Q

What are key greenhouse gases that contribute significantly to climate change by trapping heat in the Earth’s atmosphere?

A

Carbon dioxide (CO₂), methane (CH₄), and nitrous oxide (N₂O)

34
Q

What is a carbon footprint?

A

The total amount of greenhouse gases emitted by an individual or organization

35
Q

What is the role of deforestation in climate change?

A

It increases CO₂ levels by reducing the number of trees that absorb CO₂

36
Q

What are renewable energy sources?

A

Energy sources that are naturally replenished, like solar and wind power