Geography Crossword Puzzle

QUESTIONS LIST: greenhouse effect : the trapping of the sun's heat by gases in the earth's atmosphere, savanna : a vegetation region with a mix of grassland and scattered trees, degraded : of lower quality, weather : the condition of the earth's atmosphere at a given time and place, equinox : one of the two times a year when the sun's rays are over the equator and days and night around the world are equal in length, sustainable : using natural resources in a way that they exist for future generations, greenhouse gas : any gas in the atmosphere that contributes to the greenhouse effect, carbon dioxide : a gas composed of carbon and oxygen, global warming : an increase in the average temperature in the earth's atmosphere, desert : a region with plants specifically adapted to dry conditions, solstice : the time during the year when the sun reaches the farthest northern or southern point in the sky, climate : the typical weather conditions of a region over a long period of time, precipitation : falling water droplets in the form of rain, snow, sleet, or hail, fossil fuels : fuels such as coal, oil, and natural gas, desertification : the process in which farmland becomes less productive because the land is degraded, emissions : substances discharged into the air, vegetation region : an area that has similar plants