With water resources playing a key role in the ecosystem, the loss of fast-melting glaciers is leading to political instability, according to a climatologist.

“Water resources impact drinking water supplies, agriculture, tourism and ecosystems, and you can imagine political instability with the loss of glaciers in key regions throughout the world,” Julienne Stroeve, a professor at the U.K.’s University College London, told Anadolu Agency.

Stroeve, an expert on atmosphere-sea ice interactions and Arctic sea ice, said glaciers serve to store and provide water for societies around the world.

“The timing of melt and river levels strongly influence agriculture and drinking

Read more: Glacier loss may cost political instability: Expert