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carbon emissions

Audrey Goeckner gathering sediment samples from a stormwater pond in Florida.
Posted inNews

Stormwater Ponds Are Carbon Sources, Not Sinks

by Robin Donovan 22 June 202222 June 2022

New research from Florida tracks carbon dioxide and methane emissions from human-created waterways.

Image of Earth with a blue halo.
Posted inNews

Fossil Fuels Drive Increase in Atmospheric Helium

by Jennifer Schmidt 9 June 20229 June 2022

After decades of uncertainty, scientists have finally shown that fossil fuel extraction has flooded the atmosphere with 4He.

Aerial view of a coastal mangrove wetland in Abu Dhabi.
Posted inNews

Planting Wetlands Could Help Stave Off Climate Catastrophe

by Jennifer Schmidt 1 June 20221 June 2022

A shift in priority and approach to wetland restoration could reduce atmospheric carbon.

Image of people carrying umbrellas, walking on a flooded street in Mumbai.
Posted inNews

Climate Action Plans Tailored to Indian Cities

by Deepa Padmanaban 6 May 20229 May 2022

The plans identify localized vulnerabilities, as well as adaptations to climate change risks.

Posted inEditors' Highlights

Less Air Travel May Partially Contribute to Global Warming

by Tong Zhu 14 April 20229 May 2022

Decrease in aircraft soot emission, as shown by COVID-19 lockdown, leads to a significant increase in ice crystal number in cirrus clouds, and results in a small global positive radiative effect.

A collage of methane sources
Posted inNews

A Climate Mystery Warns Us to Heed the Unknown

by Jenessa Duncombe 7 April 202225 April 2022

The Curve is a series charting the mysterious rise of methane in our atmosphere and the quest to find its source.

Protestors hold signs for climate action.
Posted inNews

Greenhouse Gases Must Begin to Fall by 2025, Says U.N. Climate Report

by Jenessa Duncombe 4 April 202225 April 2022

Emissions rates are still growing every year, though that growth has slowed. The world needs to reach negative growth soon to prevent a potential 3.2°C rise by the end of the century.

A meadow of the seagrass Posidonia oceanica
Posted inNews

Mortality of Seagrass Meadows May Not Kill Their Methane Release

by Derek Smith 31 March 202231 March 2022

New research indicates that seagrasses continue to release methane even after they die, complicating blue carbon initiatives.

Brown river water rushes through a downtown area with industrial and residential buildings in the background.
Posted inNews

U.S. Businesses May Be Required to Report Emissions, Climate Risk

by Kimberly M. S. Cartier 22 March 202218 April 2022

The proposed rules seek to give investors more complete and standardized climate risk information. The move would bring U.S. policy closer to international standards.

Posted inEditors' Highlights

Tracking from Space how Extreme Drought Impacts Carbon Emissions

by Susan Trumbore 12 December 202112 December 2021

Carbon dioxide emissions from wildfires combined with reduced carbon uptake by intact ecosystems during the 2019-202
0 fire season to approximately double Australia’s annual carbon emissions.

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