Increase in atmospheric methane set new record in 2021: NOAA

For the second year running, US scientists observed record increases in the atmospheric concentration of the potent greenhouse gas methane, the National Oceanic and Atmospheric Administration (NOAA) said Thursday.

Air-scrubbing machines gain momentum, but long way to go

On a field ringed by rolling green hills in Iceland, fans attached to metal structures that look like an industrial-sized Lego project are spinning. Their mission is to scrub the atmosphere by sucking carbon dioxide from ...

How mercury gets into the sea

Mercury released into the atmosphere by industry enters the sea and from there makes its way into the food chain. Now, an analysis by the University of Basel has revealed how the harmful substance enters seawater in the first ...

Protecting local water has global benefits

A new paper in the May issue of Nature Communications demonstrates why keeping local lakes and other waterbodies clean produces cost-effective benefits locally and globally.

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