The development of desertlike conditions due to human activities and/or climate change

Resources that are used faster than they can be replaced by natural processes

All the organisms of the same species that live in the same area at the same time

Resources that can be replaced by natural processes in a relatively short amount of time

A major environmental problem because it increases the amount of ultraviolet (UV) radiation that reaches Earth's surface, which increases the rate of skin cancer, eye cataracts, and genetic and immune system damage.

Increase in Earth’s average surface temperature

The removal of large areas of forests for human purposes

Thermal energy from Earth's interior

Electricity produced by flowing water

Areas of land where trash is buried

Energy from the sun

Group of wind turbines that produce electricity

Making new products from a used product

Natural source of supply and support

Energy produced by burning organic matter, such as wood, food scraps, and alcohol

Planting trees to replace trees that have been cut or burned down

A natural process that occurs when certain gases in the atmosphere absorb and reradiate thermal energy from the sun