Pollution
What is the main cause of air pollution in big cities?
Car emissions and factories
What are the three R’s of waste management?
Reduce, Reuse, Recycle)
What is the main cause of global warming?
The greenhouse effect caused by CO₂ and other gases
What is a renewable energy source?
Energy that comes from natural sources like the sun, wind, and water)
What can you do instead of using plastic bags?
Use reusable bags)
Which type of pollution affects marine animals the most?
Plastic pollution in oceans
Why is plastic pollution a serious problem?
(It takes hundreds of years to decompose and harms wildlife)
What happens when the polar ice caps melt?
Sea levels rise and coastal areas flood)
Give an example of a non-renewable energy source.
(Coal, oil, natural gas)
How does using public transport help the environment?
It reduces CO₂ emissions from cars
What does the term “carbon footprint” mean?
The amount of CO₂ a person or company produces)
What does “zero waste” mean?
A lifestyle that reduces waste as much as possible)
Name two extreme weather events caused by climate change.
(Hurricanes, heatwaves, wildfires, floods, etc.)
What is deforestation, and why is it a problem?
Cutting down trees; it leads to habitat loss and increases CO₂ levels
What is green technology?
Technology that is environmentally friendly, like solar panels or electric cars
What is the difference between “biodegradable” and “non-biodegradable” waste?
Biodegradable waste decomposes naturally, non-biodegradable does not)
What is composting?
(A process of turning organic waste into natural fertilizer
What is the Paris Agreement?
An international treaty to reduce global warming)
What are two ways to conserve water?
Take shorter showers, fix leaks, use rainwater, turn off taps when not needed, etc.
What is the meaning of “sustainable living”?
Living in a way that does not harm the environment for future generations
What are three major effects of water pollution on the environment?
Kills aquatic life, contaminates drinking water, spreads diseases)
How does electronic waste (e-waste) harm the environment?
It contains toxic materials that pollute soil and water
What are some ways individuals can fight climate change?
Reduce energy use, recycle, eat less meat, use public transport, plant trees, etc.
Why is biodiversity important for the environment?
It keeps ecosystems balanced and supports food chains
What can governments do to protect the environment?
(Make laws to reduce pollution, promote renewable energy, protect forests, etc.)