In chemical weathering the rock disintegrates or even dissolves because a chemical reaction changes the composition of the rock. When certain types of rock come into contact with rainwater ...

High temperatures accelerate the chemical rock weathering process, reducing the levels of carbon dioxide in the atmosphere, allowing the climate to recover," said Pogge von Strandmann.

Chemical weathering can help counteract the continuous carbon dioxide released by the world’s volcanoes and is part of the Earth’s natural carbon cycle.