1. What Is Air Pollution
... balance of greenhouse gases have stayed just right for humans, animals and plants to survive. But today we are having problems keeping this balance. Because we burn fossil fuels to heat our homes, run our cars, produce electricity, and manufacture all sorts of products, we are adding more greenhouse gases to the atmosphere. These activities are changing the atmosphere at a greater ... rate than humans have ever experienced. By increasing the amount of "heat-trapping" gases, we are adding to the warming effect of the natural atmospheric greenhouse. This could warm the planet and have a h...
- Word Count: 1040
- Approx Pages: 4
- Grade Level: Undergraduate