The phrase "climate system" is correct and usable in written English.
For example, you could use the phrase in a sentence like: "The Earth's climate system is incredibly complex and dynamic."
"First is the climate system," he said.
Carbon accumulates in the climate system.
The same thing is happening with our climate system.
The climate system does not generally do gradual change.
Is the climate system responding more rapidly that we expect?
Human influence on the climate system is clear.
Our infrastructure was built for the climate system we inherited and is not designed to cope with the climate system we are provoking.
First, we must recognize that uncertainty and inertia are inescapable features of the climate system.
"The science of ozone is so simple compared to the global climate system," Dr. McFarland said.
The climate system is very complex, yet its discussion is often oversimplified.
The "integrated assessment" models included energy production and use, economic activity and the Earth's climate system.
