Timothy Lyons

ColumbiaYou_v2

Tell the World Your Columbia Sustainability Story

Have a great Columbia sustainability story to tell? ColumbiaYOU is a story-sharing platform that celebrates the rich and diverse Columbia community—in other words, YOU. We’re inviting you—students, alumni, faculty and researchers—to share your sustainability story just in time for Earth Day, April 22.

by |March 17, 2017
IMG_5541

Future Sustainability Managers Arrive to Campus

The M.S. in Sustainability Management is welcoming its new class of aspiring sustainability practitioners to campus this week.

by |September 6, 2016
Iceberg off Antarctica. Photo: NOAA

Sea Level Rise: How Much, How Fast?

By studying modeled climate evidence from the last interglacial period, the team concluded that the warming going on today risks setting off “feedbacks” in the climate system.

by |December 10, 2015
Park Williams recent study looked at what percentage of the drought in California has been caused by human-induced climate change. Photo: calfire.ca.gov

The Human Contribution to the California Drought

“Future extremes are going to occur more and more frequently. In planning, we don’t need to plan for the 2 degree warming that we are aiming for as a globe, we need to plan for the 10 degree increase in a day, or the year when there’s no water.”

by |December 7, 2015
Map of Antarctica, from NASA.

Antarctica’s Ice: the Big Picture

The impacts of climate change are being felt around the world, but the changes in the polar regions have been more pronounced. The world began to take notice to these changes when an ice shelf roughly the size of Rhode Island collapsed into the ocean in 2002.

by |December 6, 2015
Tony Barnston. Photo: Francesco Fiondella

Conversations with a Climatologist

Tony Barnston, a scientist at the International Research Institute for Climate and Society, took a few hours out of his day and answered questions on a Reddit “Ask Me Anything” session.

by |November 29, 2015
AMNH video on glaciers

Shrinking Glaciers: A Chronology of Climate Change

With new data, scientists can track back what glaciers did in the past, and how it is related to climate change. This provides a link to predict what could be happening in the next 100, 200, 500 years.

by |November 28, 2015
New York City emitted over 54 million tons of CO2 in the year 2010. To imagine this number, every sphere here represents 1 ton of CO2 at the average surface temperature and pressure. Image: Carbon Visuals/Flickr

Why are Past Surface Temperatures and CO2 Concentrations Important?

Kelsey Dyez, a geochemist at the Lamont-Doherty Earth Observatory, describes how the carbon dioxide content of the atmosphere influences climate.

by |November 27, 2015
New Orleans on Sept. 7, 2005. Neighborhoods and highways throughout the area remained flooded as a result of Hurricane Katrina. Photo: Jocelyn Augustino/FEMA

Public Health and Climate Change in the Gulf Region

The U.S. Gulf Coast has already felt the lasting effects of extreme weather on public health and infrastructure, and a new study says things could get worse with climate change.

by |August 21, 2015
IMG_5598

Officials Launch ‘School as a Way of Life’ in Assam, India

The initiative will work to improve teaching and learning outcomes in public primary schools in rural Assam through changes in the classroom and improvements in infrastructure.

by |August 13, 2015