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Oxygen Crisis in World's Oceans

Oxygen Crisis in World's Oceans

January 06, 2018

In coastal water bodies, including estuaries and seas, low-oxygen sites have increased more than tenfold since 1950.

Ocean Life Goes On After A Mass Extinction

Ocean Life Goes On After A Mass Extinction

October 21, 2017

One of the largest global mass extinctions did not fundamentally change marine ecosystems, scientists have found.

Numbers of Sea Turtles Species Are Growing Overall

Numbers of Sea Turtles Species Are Growing Overall

October 03, 2017

Sea turtles have historically suffered population declines for reasons that include accidental catch and harvesting adults and eggs.

Warmer world may bring more local, less global, temperature variability

Warmer world may bring more local, less global, temperature variability

September 10, 2017

Many tropical or subtropical regions could see sharp increases in natural temperature variability as Earth's climate warms over coming decades

Is Paris Climate Agreement Unattainable?

Is Paris Climate Agreement Unattainable?

August 05, 2017

The paper posits a 95 percent chance that global temperatures will increase by more than 2 degrees Celsius, and a....

Prelude to Global Extinction

Prelude to Global Extinction

July 16, 2017

In the first such global evaluation, biologists found more than 30 percent of all vertebrates have declining populations.

Growth of Carbon Dioxide Levels Accelerating

Growth of Carbon Dioxide Levels Accelerating

December 22, 2016

Carbon dioxide levels in the atmosphere are rising faster than predicted, largely due to a burgeoning global economy and the....