The Sky Is The Limit Crossword

What surrounds us and keeps us alive?
What are visable masses of condensed water vapor called?
Moisture condensed from the atmosphere that falls visibly in separate drops.
The envelope of gases surrounding the earth or another planet.
A form of precipitation consisting of ice pellets, often mixed with rain or snow.
Atmospheric water vapor frozen into ice crystals and falling in light white flakes or lying on the ground as a white layer.
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, chlorofluorocarbons, and other pollutants.
A gas that contributes to the greenhouse effect by absorbing infrared radiation, e.g., carbon dioxide and chlorofluorocarbons.
The presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects.
A slowly moving mass or river of ice formed by the accumulation and compaction of snow on mountains or near the poles.
Rain, snow, sleet, or hail that falls to the ground.
A colorless, odorless reactive gas, the chemical element of atomic number 8 and the life-supporting component of the air. Oxygen forms about 20 percent of the earth's atmosphere, and is the most abundant element in the earth's crust, mainly in the form of oxides, silicates, and carbonates.
The planet on which we live; the world.
What is the worst cause of global warming to date?
What is the gaseous phase of water?
Pellets of frozen rain that fall in showers from cumulonimbus clouds.
A colorless, odorless gas produced by burning carbon and organic compounds and by respiration. It is naturally present in air (about 0.03 percent) and is absorbed by plants in photosynthesis.