This printable crossword puzzle on the topic of Environmental Science has 11 clues. Answers range from 8 to 18 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
the envelope of gases surrounding the earth or another planet
the process in which carbon atoms continually travel from the atmosphere to the Earth and then back into the atmosphere
a forest, ocean, or other natural environment viewed in terms of its ability to absorb carbon dioxide from the atmosphere.
a device incorporated in the exhaust system of a motor vehicle, containing a catalyst for converting pollutant gases into less harmful ones.
the process of burning something
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, CFCs, and other pollutants
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.
the disposal of waste material by burying it, especially as a method of filling in and reclaiming excavated pits
the action or process of converting waste into reusable material
able to be maintained at a certain rate or level
plants considered collectively, especially those found in a particular area or habitat