If you read about Hall effect sensors — the usual way to detect and measure magnetic fields these days — it sounds ...

The emission of carbon dioxide (CO₂) is one of the primary factors contributing to air pollution and climate change on Earth.

This device from SwitchBot measures temperature, humidity, carbon dioxide levels and more to keep my home safe during the ...

Global carbon dioxide emissions from fossil-fuel use will reach a record high this year despite countries’ pledges to begin lowering their climate pollution. Emissions are projected to hit 38.1 ...

Greenhouse gas concentrations increased by a record amount in 2024 as more carbon dioxide, methane and nitrous oxide became locked in Earth's atmosphere, a World Meteorological Organization report ...

GENEVA (AP) — Heat-trapping carbon dioxide levels in the atmosphere jumped by the highest amount on record last year, soaring to a level not seen in human civilization and “turbo-charging” the Earth’s ...

The award-winning science writer Peter Brannen makes the case for an often vilified compound in “The Story of CO2 Is the Story of Everything.” By Jaime Green Jaime Green is the author of “The ...

Scientists have developed a material with photosynthetic bacteria that convert carbon dioxide into a mineral skeleton. The material hardens over time, so it could be used for buildings, they say. When ...

Earth’s atmosphere now has more carbon dioxide in it than it has in millions — and possibly tens of millions — of years, according to data released Thursday by the National Oceanic and Atmospheric ...

Volcanoes often give little warning before they erupt, but now scientists have discovered an unexpected early warning sign—trees. This new finding comes from a joint study by researchers from NASA, ...

I have two AirGradientOne I-9PSL units (pre-soldered kits, purchased at the same time). Both devices, after an indeterminate length of time, will stop reporting a CO2 reading until restarted with a ...