In Defense of our natural resources

The action of people that affect the environment are known as ___________________.

• Human impact

• Pest

• Native Species

• Wind energy

The __________________ is the presence, or dumping, of substances in the environment that harm it. They are four types: air, land, water and technological.

Deforestation means.....

• Throwing trash in the water.

• Contaminating the environment.

• Cutting down trees to build cities.

• Introducing exotic species to the environment.

A wetland is.....

• the water contamination.

• building in the city.

• an exotic species.

• land, very often flat land, located between areas of water. Is susceptible to flooding.

The ________________ are those that belong to a place, without being introduced to a place.

• Native species

• Exotic species

• Plague

• wetland

Is an animal that is called an invasive specie.

• native species

• plague

• Exotic species

• Solar energy

Which one is a fossil fuel?

• Sun

• Coal

• Water

• Plants

Which one is a fossil fuel?

• Rain

• Sun

• Water

• Natural gas

The atmosphere naturally contains oxygen, carbon sioxide, methane, nitrogen, among other gases. This are known as_________________.

• Sun

• greenhouse gases

• Oxygen

• hot temperature

Name the four types of renewable energy