Biology

False.

The greenhouse effect itself is a natural process that is essential for life on Earth. It occurs because certain gases in the Earth's atmosphere, such as carbon dioxide (CO₂), water vapor, and methane, trap heat from the sun and keep the planet warm enough to support life.

However, human activities, particularly the burning of fossil fuels (like coal, oil, and natural gas), deforestation, and other industrial processes, have increased the concentration of greenhouse gases in the atmosphere. This ha...