Climate Zones

an imaginary line that runs through the center of the Earth between the North and South Poles

the capacity of certain gases in the atmosphere to trap heat, thereby warming the earth

One of 2 days when the sun is directly above the Equator, making day and night equal in length

wind in a region that blows in a fairly constant directional pattern

when the sun is visible at midnight during the summer in either the Arctic or AntarcticCircle

condition of the atmosphere in one place during a short period of time

being in or facing the direction from which the wind is blowing

Weather patterns typical for an area overa long period of time

cold or warm stream of seawater that flows in the oceans, generally in a circular pattern

forests with both coniferous and deciduous trees

the resulting diagonal movement of prevailing winds caused by Earth's rotation

small area in a desert where water and vegetation are found

permanently frozen layer of soil beneath the surface of the ground

a frequently windless area near the Equator

the average of the daily high temperature and the overnight low

an inland grassland area

trees such as oak or maple, which lose their leaves in autumn

plant life that grows in a certain area if people have not changed the natural environment

being in or facing the direction toward which the wind is blowing

result of a process where dry areas develop on the leeward sides of mountain ranges

vegetation having cones and needle-shaped leaves

a periodic reversal of the pattern of ocean currents and water temperatures in the mid-Pacific

In astronomy, the Earth’s yearly trip around the sun, taking 325.25 days

major type of ecological community defined primarily by distinctive plant and animal groups

One of two days when the sun strikes on the Tropic of Cancer or Tropic of Capricorn