Stories by Katarina Zimmer

Katarina Zimmer is a freelance journalist covering life science and environmental issues for various publications, including The Scientist, BBC Future, the Counter, National Geographic, and more.

Vapour rises from cooling towers in the separation station at the Nesjavellir Geothermal power station.

Climate ChangeApril 24, 2024

New Geothermal Technology Could Expand Clean Power Generation

Long confined to regions with volcanic activity, geothermal promises to become a much more versatile energy source thanks to new technologies

Katarina Zimmer, Knowable Magazine

Climate ChangeAugust 12, 2021

Paleoclimate Data Raise Alarm on Historic Nature of Climate Emergency

The new Intergovernmental Panel on Climate Change report uses data from our planet’s distant past to better understand current warming

Katarina Zimmer

Landscape scene in Malawi with trees, tall dry grass and blue sky.

EnvironmentMay 5, 2021

People May Have Used Fire to Clear Forests More Than 80,000 Years Ago

Bushland around northern Lake Malawi in Africa might be the legacy of people burning forests tens of thousands of years earlier

Katarina Zimmer

Man standing in the middle of a forest bridge.

EarthApril 21, 2021

A Healthy Environment as a Human Right

U.N. recognition would strengthen legal arguments for preserving nature

Katarina Zimmer, Knowable Magazine