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CHEMISTRY OF THE ATMOSPHERE

Horizontales
Scientists believe these still erupted when the Earth started to cool.
This condensed and formed the oceans (two words).
Type of radiation which passes through the Earth's atmosphere and is not absorbed by greenhouse gases (two words),
A human activity which leads to fewer trees moving carbon dioxide from the atmosphere via photosynthesis.
A type of sedimentary rock made up of calcium carbonate.
An increase in global temperature is causing these to melt (two words).
Coal, crude oil and natural gas are......(two words).
One of the main gases in the atmosphere today (around 80%).
Verticales
Type of radiation that reaches the Earth's surface, is absorbed, and then re-emitted as long wavelength radiation. This radiation is absorbed by greenhouse gases in the atmosphere.
An increase in global temperature is causing these to be more severe.
One of the main gases in the atmosphere today (around 20%).
The shells and skeletons of marine animals contain these compounds which get trapped when they die.
A type of sedimentary rock which is formed from thick plant deposits.
We believe that the early atmosphere was mainly made up of this gas (two words).
A type of greenhouse gas.
These are formed form carbonate precipitates on the seabed.