Which human action would help reduce global warming? (1 point)
• Clear more forests to produce more farmland.
• Use more fertilizers to increase crop production.
• Eat less red meat so fewer cattle need to be raised.
Ride a bicycle rather than walk to school.
Eat less red meat so fewer cattle need to be raised.
How does deforestation lead to climate change? (1 point)
• Cutting trees releases stored oxygen, and there will be less trees to remove oxygen from the atmosphere.
• Cutting trees releases stored nitrogen, and there will be less trees to remove nitrous oxide from the atmosphere.
° Cutting trees releases stored methane, and there will be less trees to remove methane from the atmosphere.
• Cutting trees releases stored carbon, and there will be less trees to remove carbon dioxide from the atmosphere.
Cutting trees releases stored carbon, and there will be less trees to remove carbon dioxide from the atmosphere.
Which compares the effectiveness of methane and nitrous oxide as a greenhouse gas with that of carbon dioxide? (1 point)
• Only nitrous oxide is a more effective greenhouse gas than carbon dioxide.
• Both methane and nitrous oxide are more effective greenhouse gases than carbon dioxide.
• Neither methane nor nitrous oxide is a more effective greenhouse gas than carbon dioxide.
• Only methane is a more effective greenhouse gas than carbon dioxide.
Both methane and nitrous oxide are more effective greenhouse gases than carbon dioxide.
Which human agricultural practice leads to the breaking down of chemicals and nitrous oxide production? (1 point)
• the use of community landfills
• the use of synthetic fertilizers
• cutting down trees to plant crops
raising cattle on natural grasslands