Articles on Carbon dioxide (CO2)

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Tree canopy like in this Wyoming forest affects stream flow, the climate and life on land. Elyna Grapstein/BLM

Ancient forests took 100,000 years to recover from the last global warming period similar to today – Wyoming fossils reveal what happened

Understanding what happened in these forests 56 million years ago may help humanity recognize similar thresholds before we cross them again, the lead author of a new study writes.
Policymaking for carbon capture and storage varies widely across Europe in terms of public financing and value chain management, which oversees everything from infrastructure to logistics. Robert Harding Video / Shutterstock

Carbon capture explained: how EU member states are funding and rolling out the technology to clean up Europe’s fossil fuel industry

Three researchers take stock of different Union-wide policy approaches to removing and storing carbon emissions in the heavy industry sector.
The modern-day Namib desert has been arid for at least 15 million years, when the extinct relatives of ostriches laid their eggs, which are like time capsules of ancient air. JP Koch/Red Dune Safaris

Oxygen atoms in 15‑million‑year‑old giant eggshells reveal how plants reacted to a hotter Earth – study

Scientists have extracted atoms from eggshells that are 15 million years old which reveal how plants responded to high levels of carbon dioxide.
Formula 1 drivers maneuver for position during the 2026 Miami Formula One Grand Prix in Florida. Chandan Khanna / AFP via Getty Images

Formula 1 racing shows the hard part of reaching net‑zero carbon emissions isn’t the engineering

Many Formula 1 innovations have made their way from the racetrack to regular roads. But technological improvements can only go so far toward limiting greenhouse gas emissions.
Hundreds of millions of tonnes of plastic are produced globally every year. New research shows how that waste can be turned into something useful. (Unsplash/Nick Fewings)

How we turned plastic waste into vinegar: A sunlight‑powered breakthrough

Instead of treating plastic purely as waste, new research shows that it can be transformed into something useful — acetic acid, a key component of vinegar and an important industrial chemical.
Spectators watch the start of the women’s biathlon event in Anterselva, Italy, on February 15, 2026. The Milano-Cortina Olympic Organizing Committee has put measures in place to encourage them to adopt more eco-friendly behaviours. (AP Photo/Andrew Medichini)

The Milano Cortina Olympics: how to manage crowds in an eco‑friendly way

The initiatives put in place by the organizers for the Milano Cortina Winter Olympics are an encouraging first step, but they remain insufficient.

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