Examlex
What is a black market? Under what conditions does such a market emerge? How do the prices charged on the black market compare to the conditions that exist in the legal market?
Environmental Movement
A diverse scientific, social, and political movement for addressing environmental issues through advocacy, education, and policy changes.
Greenhouse Effect
The trapping of the sun's warmth in the planet's lower atmosphere due to the greater transparency of the atmosphere to visible radiation from the sun than to infrared radiation emitted from the planet's surface.
Carbon Dioxide
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air and is absorbed by plants in photosynthesis.
Environmental Threats
Challenges or hazards to the environment and human health, including pollution, climate change, and biodiversity loss.
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