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Define deforestation
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
What is one way that humans can lessen their impact on the environment?
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
Indoor air pollutants can be dangerous because the air pollutants stay in a small space rather than circulating throughout the atmosphere. Which of these choices is an example of an indoor air pollutant?
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
According to the pie chart, how much carbon dioxide emissions come from transportation?
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
How can the planting of new trees help reduce climate change?
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
Agencies in the United States monitor the air quality across the country. You can find out at any given time what the air quality in your area is like. Which of these choices provides the best description of air quality?
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
What is the best explanation for the rise in atmospheric CO2 levels since the 1800's?
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
Using fewer wood products, buying used homes, and recycling paper are alternatives to
13.1%
increased use of fossil fuels by humans
Trees take in carbon dioxide from the atmosphere during photosynthesis.
deforestation
Recycle
The cutting down removal of all or most of the trees in a forested area.
building materials
the measure of how clean or polluted the air is
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