Final answer:
Greenhouse gas emissions are the primary cause of global warming and climate change.
Step-by-step explanation:
The primary cause of global warming and climate change is greenhouse gas emissions. These emissions are mainly caused by human activities, such as burning fossil fuels for energy and deforestation. Greenhouse gases, including carbon dioxide, methane, and nitrous oxide, trap heat in the atmosphere, leading to a rise in global temperatures and changes in climate patterns.
Learn more about causes of global warming and climate change