Which two human activities affect climate by increasing greenhouse gases?
Understand the Problem
The question is asking which two human activities contribute to climate change by increasing greenhouse gases. It presents four options, and the user is expected to identify the correct ones.
Answer
Raising cattle because cattle emit methane and cutting down trees because trees absorb carbon dioxide.
The final answer is raising cattle because cattle emit methane and cutting down trees because trees absorb carbon dioxide.
Answer for screen readers
The final answer is raising cattle because cattle emit methane and cutting down trees because trees absorb carbon dioxide.
More Information
Raising cattle contributes to methane emissions, a potent greenhouse gas, while cutting down trees reduces carbon dioxide absorption, increasing atmospheric carbon.
Tips
A common mistake is overlooking the role of deforestation in reducing CO2 absorption capacity. Ensure understanding that greenhouse gases include more than just carbon dioxide.
Sources
- The Causes of Climate Change - NASA Science - science.nasa.gov
- Causes of Climate Change - US EPA - epa.gov
- What Are the Causes of Climate Change? - NRDC - nrdc.org
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