Facts about our Earth
household and energy
food & environmental movements
100

What is the most abundant greenhouse gas in Earth's atmosphere?

Water vapor

100

Which country is the world leader in wind energy production?

China

100

What is the term for the practice of growing different types of crops in the same area in sequential seasons?

Crop rotation

200

What percentage of the Earth’s surface is covered by forests?

Approximately 31%

200

What renewable energy source uses the heat from the Earth to generate power?

Geothermal energy.

200

What is the environmental movement that encourages reducing waste by reusing and recycling called?

The Zero Waste movement.

300

Which layer of the atmosphere is responsible for protecting Earth from harmful UV radiation?

The ozone layer.

300

What is the largest source of renewable energy in the world?

Hydropower.

300
this meat leaves the biggest environmental footprint
What is lamb?
400

What type of pollution is caused by excessive amounts of artificial light?

Light pollution.

400
This appliance/device uses the most water in a household
What is the toilet?
400

what book kicked off the modern environmental movement?

Silent Springs

500

Which gas is the main contributor to ocean acidification?

Carbon dioxide (CO2).

500

(name) one of the two most eco-friendly lights

What is (CFL) compact Florescent bulbs or LEDs

500
(name) one of the 7 most sustainable foods (to grow)
What are Grasses such as wheat, barley, oats, rice and buckwheat, and beans, and peas?