Créer une activité
Jouer Relier Colonnes

These gases allow much of the solar radiation to enter the atmosphere, where the energy strikes the Earth and warms the surface.

use again.

Introduction into the environment of a substance which has harmful or poisonous effects.

Keep safe or rescue

Concentration of ozone, which absorbs most of the ultraviolet radiation reaching the earth from the sun.

Increase in the Earth’s average surface temperature from human-made greenhouse gas emissions.

RECYCLE

GLOBAL WARMING

OZONE LAYER

SAVE

POLLUTION

GREENHOUSE GAS