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|A gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.
|Greenhouse gases are gases in an atmosphere that absorb and emit radiation within the thermal infrared range.
|the trapping of the sun's warmth in a 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.
|Rainfall made sufficiently acidic by atmospheric pollution that it causes environmental harm, typically to forests and lakes
|The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects.
|Make (something) suitable for a new use or purpose; modify.
|Be controlled or determined by.
|Make partial or minor changes to (something), typically so as to improve it or to make it less extreme.
|A natural disaster is the effect of a natural hazard (e.g., flood, tornado, hurricane, volcanic eruption, earthquake, or landslide) that affects the environment, and leads to financial, environmental and/or human losses
|The state of being clear of trees.