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What is a major contributor to Earth's rising temperatures?
burning fossil fuels
What causes ocean acidification?
carbon dioxide pollution (burning fossil fuels)
What is an example of a carbon sink on earth?
ocean and forest
What human activity leads to smog?
smoke from industrial areas, factories
How would planting trees help reduce climate change?
take in carbon dioxide and release oxygen
Which greenhouse gas has increased the most?
carbon dioxide
The greenhouse effect is always bad.
false
Is increased permafrost or ice cover a consequence of global warming?
yes
Would farming be a cause of climate change?
yes
What is a change in a regions weather conditions over time?
climate change
What are gases that trap heat and hold it close to Earth?
greenhouse gases
What is natural fuel formed from the remains of living organisms?
fossil fuels
How can we reverse the negative effects of deforestation?
reforestation- plant more trees
What is a gradual increase in the average temperature of Earth's climate?
global warming
What can we do to help reduce negative environmental impacts?
reduce, reuse, recycle
Can acid rain cause an extinction of species in an ecosystem?
yes
