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Adiabatic lapse rate
rate of cooling with increasing altitude within the lower atmosphere
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Anthropogenic
an adjective for human caused change to a natural system, such as the atmospheric emissions from cars, industry, and agriculture that are causing global warming
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Bioregion
an assemblage of local plants and animals
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boreal
a coniferous forest found in a high-latitude or mountainous environment in the Northern Hemisphere
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Carbon inequity
developed countries should take the lead in reducing their GHG emissions before asking developing countries to take steps that could hinder their economic development
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Climograph
graphic representations of monthly average high and low temperatures, along with monthly precipitation (rain and snow) amounts for a specific location
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Colliding plate boundary
a tectonic boundary where two different tectonic plates are moving against each other
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Continentality
inland climates with hot summer and cold, snowy winters
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Deciduous
trees that shed their leaves during the harsh dry season in order to slow or completely halt growth
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Desertification
creating of truly arid desert lands in what were formerly grasslands
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Divergent plate boundaries
when tectonic plates move away from each other in opposite directions
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Global warming
an increase in Earth’s average atmosphere temperature
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Greenhouse effect
the national process of lower atmospheric heating that results from the trapping of incoming and reradiated solar energy by water moisture, clouds, and other atmospheric gases
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Insolation
incoming short-wave solar energy
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Maritime climates
climates that are close to the ocean with moderate temperatures in both summer and winter
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Orographic effect
the influence of mountains on weather and climate, usually referring to the increase of precipitation on the windward side of mountains, and a drier zone on the leeward or downwind side of the mountain
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Plate tectonics
geophysical theory that Earth is comprised of large geologic platforms, or plates, that move slowly across its surface.
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Prairie
an extensive area of grassland in North America. In the more humid eastern portions, grasses are usually longer than in the drier western areas, which are in the rain shadow of the Rocky Mountain range
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Rain shadow
a drier area of precipitation, usually on the leeward or downwind side of a mountain range, that receives less rain and snowfall than the windward or upwind side. A rain shadow is caused by the warming of air as it descends down a mountain range; this warming increases the ability of an air mass to hold moisture
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Steppes
semiarid grasslands found in many parts of the world. Grasses are usually shorter and less dense in steppes than in prairies
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Subduction zone
when in a collision zones, one tectonic plate sinks below another
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taiga
the vast coniferous forest of Russia that stretches from the Urals to the Pacific Ocean. The main forest species are fir, spruce, and larch.
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Tundra
arctic region with a short growing season in which vegetation is limited to low shrubs, grasses, and flowering herbs
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Water stress
a condition where water availability is less than water demand, either currently or projected for the future
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