Greenhouse gases (CO₂, CH₄, water vapor)
- A
Reflect incoming solar radiation back into space, cooling the planet
- B
Absorb visible light at the surface, dimming sunlight reaching the planet
- C
Block ultraviolet radiation in the stratosphere, protecting the planet
- Dcheck_circle
Trap infrared radiation in the atmosphere, warming the planet
Explanation
Greenhouse gases let visible light in but absorb outgoing IR, warming the surface and lower atmosphere.