Environment

Air pollution casts shadow over solar energy production

Air pollution casts shadow over solar energy production

Global solar energy production is taking a major hit due to air pollution and dust. According to a new study, airborne particles and their accumulation...
Pulling out of Paris Accord puts Americans at risk

Pulling out of Paris Accord puts Americans at risk

“I was elected to represent the citizens of Pittsburgh, not Paris,” President Donald Trump bragged as he announced that the United States would withdraw...
1 in 5 people could be a refugee by 2100

1 in 5 people could be a refugee by 2100

In the year 2100, 2 billion people—about one-fifth of the world’s population—could become refugees due to rising ocean levels. Those who once lived on coastlines...
Why fleece jackets are bad news for the ocean

Why fleece jackets are bad news for the ocean?

Microfibers are one of the biggest contributors to ocean pollution. New research clarifies how washing fleece jackets contributes to the problem. A type of microplastic—similar to the...
Risk of ozone loss increases over the United States in summer

Risk of ozone loss increases over the United States in summer

A new study out of Harvard University reveals that the protective stratospheric ozone layer above the central United States is vulnerable to erosion during...
We're on the brink of mass extinction

We’re on the brink of mass extinction

-- but there’s still time to pull back. Imagine being a scuba diver and leaving your oxygen tank behind you on a dive. Or a...
Human activity has polluted European air for 2,000 years

Human activity has polluted European air for 2,000 years

A new study combining European ice core data and historical records of the infamous Black Death pandemic of 1349-1353 shows metal mining and smelting...
Big Fish in Big Trouble in European Water

Big Fish in Big Trouble in European Water

An international team of scientists led by the University of Aberdeen have discovered that large fish, which include many of the sharks, rays and...
Vegetation can alter climate by up to 30 percent

Vegetation can alter climate by up to 30 percent

A new Columbia Engineering study, led by Pierre Gentine, associate professor of earth and environmental engineering, analyzes global satellite observations and shows that vegetation...
Exposure to Air Pollution Could Increase the Risk of Obesity

Exposure to Air Pollution Could Increase the Risk of Obesity

Laboratory rats that breathed Beijing’s highly polluted air gained weight and experienced cardio-respiratory and metabolic dysfunctions after just three to eight weeks of exposure. To...

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