Earth Sciences46
-

In Ancient Rocks, Scientists See a Climate Cycle Working Across Deep Time
A gradual shift in Earth’s orbit that repeats every 405,000 years plays a role in natural climate swings.
-

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.
-

Laia Andreu-Hayles Explores Tropical Forests in a Warming World
Research by tree-ring scientist Laia Andreu-Hayles will provide much-needed observational climate data for Bolivia and Peru and insight into the climate sensitivity of tropical tree species in the Andes.
-

To Save Coastal Property from Rising Seas, We Need Collaborative Planning
Climate scientist Radley Horton is bringing the effects of sea level rise to decision-makers, and fostering discussions to help society confront climate change.
-

U.S., UK Scientists Join to Study Possible Collapse of Massive Antarctic Glacier
An international collaboration will study the wasting of the Thwaites glacier, which already accounts for around 4 percent of current global sea-level rise, and could collapse within decades or centuries.
-

Exposing Greenland’s Green Past
Findings from last year indicate that the Greenland Ice Sheet is perhaps not as stable as scientists had hoped.
-

Simon Mason Wins Meteorological Award for Outstanding Service
The World Meteorological Organization’s Commission on Climatology recognizes a Columbia climate forecaster’s scientific contributions.

You Asked invites you to share your most pressing questions about climate, science, and sustainability. Lamont-Doherty Earth Observatory and Columbia Climate School experts will respond with clear, evidence-based answers. Pose your questions and story ideas!


