Guest Blogger, Author at State of the Planet

orange sky glows against palm trees near kilauea eruption

Tracking the Kilauea Eruption

Volcanologist Einat Lev is tracking lava flows at Hawaii’s volcanic eruption. Here, she describes what conditions are like on the ground—and in the sky.

by |May 22, 2018
glacial lake

Will Climate Change Cause More Glacial Lake Outburst Floods?

When glacial lakes burst, the sudden and intense flooding can be catastrophic for nearby communities. A new study looks at what role climate change plays in these events.

by |May 21, 2018
temperatures based on climate model

What Are Climate Models and How Accurate Are They?

How past climate data improves our understanding of climate change and helps predict its impacts.

by |May 18, 2018

How I Preserved A Historic House While Making It More Energy Efficient

Architect Lynnette Widder explains the challenges of making an old house more sustainable while maintaining its original character.

by |May 14, 2018
rendering of snowball earth

Was the Earth Ever Frozen Solid?

Hundreds of millions of years ago, the planet was trapped in a global ice age. But exactly how icy things got is still up for debate.

by |May 4, 2018

Changing Lives in Chicago with Sustainable Development

Wyatt Baker, Class of 2015, teaches sustainable development to high school students on Chicago’s West Side.

by |May 3, 2018

What We Know (and Don’t Know) About Sea Level Rise

Polar scientists Marco Tedesco and Robin Bell provide a primer on how climate change will impact our coastlines.

by |April 24, 2018
columbia university

Students Take A Field Trip to the United Nations

On April 6th, students from the Sustainable Development program took a trip to the United Nations for a meeting with the Secretary-General’s Envoy on Youth.

by |April 20, 2018

How We Can All Make Waves: Earth Day Reflections from Columbia Water Center

Members of Columbia Water Center share what Earth Day means to them, and offer ways – large and small – that we can all advocate for water and a healthier planet.

by |April 20, 2018

Vulnerabilities of a Coastal City: Reflections Five Years After Hurricane Sandy

A student shares her first-hand experience of the devastating storm, and discusses how New York City is building resilience—and how it could do better.

by |April 20, 2018