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Policy debates about mitigation and adaptation, with disagreements over policy responses and fine-scale projections.
The oceans both produce (release) and absorb carbon dioxide through a suite of physical, chemical and biological processes; on balance the global ocean has acted as a major sink for human CO2 emission...
Human activity—especially the burning of fossil fuels that releases greenhouse gases—is the primary driver of the observed since the mid‑20th century, a conclusion reflected in major scientific assess...
— a short-lived climate pollutant with outsized near-term warming power — materially improves the odds of keeping warming below 2 °C because rapid methane reductions slow the rate of warming in the ne...
When individuals reduce their carbon footprints, their direct actions do cut greenhouse-gas emissions—sometimes substantially at household scale—but those savings alone cannot substitute for systemic ...