State of the Planet

News from the Columbia Climate School

Ecology45

  • Ice Capades

    Ice Capades

    Fieldwork is exciting and inspiring, leading scientists to new ideas, places and observations about how the world works. Spring on Alaska’s North Slope provides an especially productive environment for fieldwork. When the sun never sets, it’s easy to linger in the field and the lab long into the well-lit night.

  • Settling in to Work and Life in Barrow

    Settling in to Work and Life in Barrow

    While I arrived in Barrow, Alaska on Tuesday, Lamont-Doherty Earth Observatory scientists Andy Juhl and Craig Aumack, and graduate student Kyle Kinzler from Arizona State University, got here one week ago.

  • Investigating Life in Arctic Sea Ice

    Investigating Life in Arctic Sea Ice

    Andy Juhl and Craig Aumack, microbiologists from Columbia University’s Lamont-Doherty Earth Observatory, are spending a month in Barrow, Alaska studying algae in and below sea ice, and how our warming climate may impact these important organisms.

  • Climate and Conquest: How Did Genghis Khan Rise?

    Climate and Conquest: How Did Genghis Khan Rise?

    Eight hundred years ago, relatively small armies of mounted warriors suddenly exploded outward from the cold, arid high-elevation grasslands of Mongolia and reshaped world geography, culture and history in ways that still resound today. How did they do it?

  • IUCN Red List for Ecosystems Steps Up Biodiversity Conservation

    IUCN Red List for Ecosystems Steps Up Biodiversity Conservation

    This week in PLoS One, a group of researchers coordinated by the International Union for Conservation of Nature (IUCN), published a new framework for assessing threats to ecosystems. This study offers the theoretical foundation for the Red List criteria for ecosystems, which like its predecessor, the Species Red List, will aim to inform government and…

  • Talking Data-Driven Development with Haiti’s Prime Minister

    Talking Data-Driven Development with Haiti’s Prime Minister

    On April 22, 2013 the Earth Institute’s Haiti Research and Policy Program at the Center on Globalization and Sustainable Development welcomed Prime Minister Laurent Lamothe to the Spring 2013 Haiti Dialogue Series and the Columbia University World Leader’s Forum. The prime minister and Haitian diplomats met with Earth Institute senior researchers to discuss the strategies…

  • Visual Skateboarding

    Visual Skateboarding

    “You can do math on excel?” I ask. I immediately imagine a face-palm response, but Dario, one of my advisors, is nice enough to hide it. I’ve collected tree core samples, I’ve prepared them and cross-dated them. Now what? Oh, right. The Science.

  • Spring Courses in Conservation, Ecology & Policy

    Spring Courses in Conservation, Ecology & Policy

    The Earth Institute Center for Environmental Sustainability (EICES) at Columbia University provides executive training in environmental sustainability through courses in science, economics and policy. We invite you to join our leading experts and practitioners, strengthen your understanding of human-ecosystem interactions, and become an effective environmental leader and decision-maker.

  • ‘Are You Using This Idea for Your Thesis Research?’ [UPDATE]

    ‘Are You Using This Idea for Your Thesis Research?’ [UPDATE]

    “Are you using this idea for your thesis research?” I heard this as I stood in front of a classroom full of old-growth forest ecology students. The question had come from Neil Pederson, who was sitting directly in front of me. He was asking this question because I had just spent the past 12 minutes…

Blue banner with kids and Earth photos. Text: "Lamont-Doherty Earth Observatory Open House, Saturday, October 17, 2026, 10am-4pm.

On Saturday, October 17, 2026 from 10am to 4pm, Lamont-Doherty Earth Observatory Open House—our biggest, best science fun and discovery event of the year—will take place on our beautiful campus in Palisades, NY. Mark your calendar and join us for this free, family-friendly celebration of science! RSVP Today!

  • Ice Capades

    Ice Capades

    Fieldwork is exciting and inspiring, leading scientists to new ideas, places and observations about how the world works. Spring on Alaska’s North Slope provides an especially productive environment for fieldwork. When the sun never sets, it’s easy to linger in the field and the lab long into the well-lit night.

  • Settling in to Work and Life in Barrow

    Settling in to Work and Life in Barrow

    While I arrived in Barrow, Alaska on Tuesday, Lamont-Doherty Earth Observatory scientists Andy Juhl and Craig Aumack, and graduate student Kyle Kinzler from Arizona State University, got here one week ago.

  • Investigating Life in Arctic Sea Ice

    Investigating Life in Arctic Sea Ice

    Andy Juhl and Craig Aumack, microbiologists from Columbia University’s Lamont-Doherty Earth Observatory, are spending a month in Barrow, Alaska studying algae in and below sea ice, and how our warming climate may impact these important organisms.

  • Climate and Conquest: How Did Genghis Khan Rise?

    Climate and Conquest: How Did Genghis Khan Rise?

    Eight hundred years ago, relatively small armies of mounted warriors suddenly exploded outward from the cold, arid high-elevation grasslands of Mongolia and reshaped world geography, culture and history in ways that still resound today. How did they do it?

  • IUCN Red List for Ecosystems Steps Up Biodiversity Conservation

    IUCN Red List for Ecosystems Steps Up Biodiversity Conservation

    This week in PLoS One, a group of researchers coordinated by the International Union for Conservation of Nature (IUCN), published a new framework for assessing threats to ecosystems. This study offers the theoretical foundation for the Red List criteria for ecosystems, which like its predecessor, the Species Red List, will aim to inform government and…

  • Talking Data-Driven Development with Haiti’s Prime Minister

    Talking Data-Driven Development with Haiti’s Prime Minister

    On April 22, 2013 the Earth Institute’s Haiti Research and Policy Program at the Center on Globalization and Sustainable Development welcomed Prime Minister Laurent Lamothe to the Spring 2013 Haiti Dialogue Series and the Columbia University World Leader’s Forum. The prime minister and Haitian diplomats met with Earth Institute senior researchers to discuss the strategies…

  • Visual Skateboarding

    Visual Skateboarding

    “You can do math on excel?” I ask. I immediately imagine a face-palm response, but Dario, one of my advisors, is nice enough to hide it. I’ve collected tree core samples, I’ve prepared them and cross-dated them. Now what? Oh, right. The Science.

  • Spring Courses in Conservation, Ecology & Policy

    Spring Courses in Conservation, Ecology & Policy

    The Earth Institute Center for Environmental Sustainability (EICES) at Columbia University provides executive training in environmental sustainability through courses in science, economics and policy. We invite you to join our leading experts and practitioners, strengthen your understanding of human-ecosystem interactions, and become an effective environmental leader and decision-maker.

  • ‘Are You Using This Idea for Your Thesis Research?’ [UPDATE]

    ‘Are You Using This Idea for Your Thesis Research?’ [UPDATE]

    “Are you using this idea for your thesis research?” I heard this as I stood in front of a classroom full of old-growth forest ecology students. The question had come from Neil Pederson, who was sitting directly in front of me. He was asking this question because I had just spent the past 12 minutes…