Across
- 3. gases such as carbon dioxide, methane, and nitrous oxide that trap heat in the atmosphere.
- 4. the measure of how much light hits a surface and is reflected back without being absorbed (e.g., ice has high albedo, while dark ocean water has low albedo).
- 5. energy-rich resources like coal, oil, and natural gas formed from the remains of ancient plants and animals.
- 6. a natural environment (like an ocean or forest) that absorbs and stores carbon dioxide from the atmosphere.
Down
- 1. the specific mix of gases surrounding a planet.
- 2. a unit of measurement used to describe the concentration of a pollutant (like CO2) in the air.