Arctic sea ice hits its minimum extent for the year – 2 NASA scientists explain what's driving the overall decline

A closer look at how ice cover changed through the months offers some important insights into the role of climate change and why every year isn’t a record.

Linette Boisvert, Sea Ice Scientist and Deputy Project Scientist for NASA's Operation IceBridge, NASA • conversation
Sept. 22, 2021 • ~9 min

IPCC climate report: Profound changes are underway in Earth's oceans and ice – a lead author explains what the warnings mean

Some of the climate changes will be irreversible for millennia. But some can be slowed and even stopped if countries quickly reduce their greenhouse gas emissions, including from burning fossil fuels.

Robert Kopp, Professor, Department of Earth & Planetary Sciences, and Director, Rutgers Institute of Earth, Ocean, and Atmospheric Sciences, Rutgers University • conversation
Aug. 9, 2021 • ~12 min

234 scientists read 14,000+ research papers to write the IPCC climate report – here's what you need to know and why it's a big deal

These international climate assessments are used by governments worldwide as they weigh future risks and climate policies.

Stephanie Spera, Assistant Professor of Geography and the Environment, University of Richmond • conversation
Aug. 5, 2021 • ~8 min

234 scientists read 14,000+ research papers to write the upcoming IPCC climate report – here's what you need to know and why it's a big deal

These international climate assessments are used by governments worldwide as they weigh future risks and climate policies.

Stephanie Spera, Assistant Professor of Geography and the Environment, University of Richmond • conversation
Aug. 5, 2021 • ~8 min

Climate change is already disrupting US forests and coasts – here's what we're seeing at 5 long-term research sites

This kind of research, with consistent data collection at the same locations over time, helps support global understanding of climate change.

Peter Mark Groffman, Professor, CUNY Graduate Center • conversation
Aug. 3, 2021 • ~10 min

Sharks that hunted near Antarctica millions of years ago recorded Earth's climate history in their teeth

These giant predators are helping solve the mystery of Earth's cooling shift some 50 million years ago.

Sora Kim, Assistant Professor of Paleoecology, University of California, Merced • conversation
July 12, 2021 • ~8 min

Ancient shark teeth lost in Antarctica millions of years ago recorded Earth's climate history

These giant predators are helping solve the mystery of Earth's cooling shift some 50-30 million years ago.

Sora Kim, Assistant Professor of Paleoecology, University of California, Merced • conversation
July 12, 2021 • ~8 min

The behind-the-scenes people and organizations connecting science and decision-making

Before new policy can be based on evidence, decision-makers need to understand the relevant research. Intermediaries between scientists and policymakers translate information and build relationships.

Jennifer Watling Neal, Associate Professor of Psychology, Michigan State University • conversation
June 24, 2021 • ~7 min

Does outer space end – or go on forever?

Astronomers know a lot about what's in outer space – and think it's possible it never ends.

Jack Singal, Associate Professor of Physics, University of Richmond • conversation
June 21, 2021 • ~6 min

Why are some mushrooms poisonous?

Poison can be a deadly defense that helps a mushroom make sure its spores are spread to new places to grow into baby mushrooms.

Karen Hughes, Professor of Mycology, University of Tennessee • conversation
June 7, 2021 • ~6 min

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