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BEES M4L3
| Term | Definition |
|---|---|
| emissions | pollution released into the air from cars and factories |
| greenhouse effect | the process where greenhouse gases act like a blanket by trapping the sun’s energy as heat and energy close to the Earth |
| Methane (CH4) | a powerful greenhouse gas made when animals digest food or fossil fuels are used |
| carbon dioxide (CO2) d | a greenhouse gas people and animals breathe out, and that is released when fossil fuels are burne |
| carbon sequestration | a way to trap and store carbon dioxide so it doesn’t stay in the air |
| fossil fuels | energy sources that come from the remains of ancient plants and animals buried underground |
| greenhouse gases | gases in the air that trap heat around the Earth |
| nitrous oxide (NOx) | a greenhouse gas made from farming and burning gasoline in cars |
| chlorofluorocarbons (CFCs) | man-made gases once used in spray cans and refrigerators that harm the ozone layer and also trap heat |
| sea level rise | when ocean levels get higher because melting ice and warmer water take up more space |