This printable crossword puzzle on the topic of Environmental Science has 12 clues. Answers range from 7 to 13 letters long. This crossword is also available to download as a Microsoft Word document or a PDF.
The layers of gases surrounding the planet
Fuels that contain the carbon of plants and animals that died and were preserved millions of years ago
All the liquid water on the Earth's Surface
the land masses on Earth
The long term averages of weather conditions
A time when he average world temperature is increasing
Periods between glaciations
The conditions in the atmosphere
Areas on Earth where the temperature in layers of soil or rock beneath the surface never rises above freezing point
The variety of ecosystems in the biosphere, the variety of species within those ecosystems and the genetic variation within those species
the process by which carbon is recycled through the soil, water, living things and the atmosphere
tiny microscopic plants that live in the surface of the ocean. They take carbon from the water, and use it to build parts of their bodies