Envi Lab Flashcards
A raw material found in nature that humans can utilize for various purposes, including food, shelter, clothing, and energy
Natural Resources
True or False
Natural Resources come directly from the environment with human intervention
False
types of natural resources
- renewable
- non-renewable
Analogy
renewable : ____ ; non-renewable : finite
infinite
a community of organisms and their physical environment interacting together
ecosystem
True or False
Natural Resources have an ecological importance or role in maintaining the balance and function of an ecosystem
True
True or False
most identified threats are due to human actions
True
Issues & Threats to Natural Resources
- deforestation
- habitat destruction
- pollution
- invasive alien species (IAS)
types of pollution
- land
- water
- air
- noise
- light
Clearing of forested land to allow space for agriculture and animal grazing, wood, manufacturing, construction, etc.
deforestation
True or False
habitat destruction is the introduction of substances into the natural environment that have bad effects
False
Correct answer: pollution
examples of habitat destruction
- Clearing of land for farming
- Cutting of mangroves
- Dynamite fishing
Elimination/alteration of the conditions/factors necessary for flora and fauna to survive
Habitat Destruction
any matter or energy introduced into the environment that has harmful effects
Pollutant
- occurs when pollutants enter water bodies such as oceans, lakes, and rivers, damaging water quality and rendering it toxic to human health and the environment
- can lead to fish kill & waterborne diseases
Water Pollution
occurs when there is a release of air pollutants into the atmosphere
Air Pollution
True or False
air pollution causes global warming and acid rain
True
- the presence of contaminants in soil, in high enough concentrations to pose a risk to human health and the environment
- results in reduced crop harvest & quality, poor soil health, and toxicity to organisms
Soil/Land Pollution
unwanted or disturbing sound which affects the health and well-being of humans and other organisms
Noise Pollution
excessive use of outdoor artificial light that can affect human health and wildlife behavior
Light Pollution
True or False
Invasive Alien Species (IAS) refers to the organisms that are not indigenous or native to a particular area that can harm the environment, economy, or human health
True
For a species to be considered invasive, it must:
- have great adaptive abilities
- can reproduce quickly
- capable of harming property, the economy, and the native flora and fauna
Analogy
Pterygoplichthys pardalis : Marikina river ; Pterygoplichthys disjunctivus : ____
laguna bay
scientific name of golden apple snail
Pomacea canaliculata
Analogy
Gmelina : ____ ; Mahogany : Swietenia macrophylla
Gmelina arborea
True or False
The Philippines is known to be one of the 17 MEGADIVERSE countries of the world
True
Main Threats to Philippine Forests
- Collection of fuel wood/logging
- Settlement in forestlands
- Land Conversion
- Kaingin
the philippines is located within?
the coral triangle
Sedimentation or ____ in coastal areas
due to unsustainable land use in upland areas continues to threaten coastal ecosystems
siltation
A holistic approach that takes into consideration all the environments from the top of a mountain down past the shoreline to the coral reefs
Ridge to Reef (R2R) Concept
example of an issue affecting both terrestrial and aquatic ecosystem
mining activities
Mainly reliant on upland agriculture, livestock grazing and fishing but because of the growing population, it has led to overexploitation of natural resources
Pilar, Camotes, Cebu
what did the LGUs adopt to address the issues in pilar, camotes, cebu
rainforestation
A forest restoration strategy that focuses on restoring degraded forests by planting native tree species that are naturally found in the local rainforest ecosystem, aiming to create a more sustainable and diverse forest by mimicking the structure of the natural rainforest
rainforestation
a land area that funnels water to a common body of water, like a lake, river, or ocean
watershed
