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The path to 1.5 °C requires ratcheting of climate pledges
Increasing climate ambition through 2030 will be crucial to limiting global peak temperature changes this century. Countries need to ratchet their 2030 pledges made in Glasgow to reduce temperature overshoot a...
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Article
Ratcheting of climate pledges needed to limit peak global warming
The new and updated emission reduction pledges submitted by countries ahead of the Twenty-Sixth Conference of Parties represent a meaningful strengthening of global ambition compared to the 2015 Paris pledges....
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Publisher Correction: Measuring progress from nationally determined contributions to mid-century strategies
In the version of this Article previously published, technical problems led to the wrong summary appearing on the homepage, and an incorrect Supplementary Information file being uploaded. Both errors have now ...
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Implications of sustainable development considerations for comparability across nationally determined contributions
An important component of the Paris Agreement is the assessment of comparability across nationally determined contributions (NDCs). Indeed, game-theory literature on international environmental agreements high...
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Measuring progress from nationally determined contributions to mid-century strategies
The Paris Agreement requires countries to articulate near-term emissions reduction strategies through to 2025 or 2030 by communicating nationally determined contributions (NDCs), as well as encouraging the for...
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Explaining differences
Carbon dioxide emission scenarios rely on a number of assumptions about how societies will develop in the future, creating uncertainty in projections. Now, research reveals the sensitivity of emission estimate...
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Economic tools to promote transparency and comparability in the Paris Agreement
Results from four integrated assessment models show countries’ efforts to cut emissions fall towards the lower end of the social cost of carbon distribution, suggesting insufficient levels of ambition to meet ...
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Near-term acceleration in the rate of temperature change
Knowledge of the near-term rate of change is needed for adaptation. The rate at which climate change is occurring, over 40-year periods, is found to be unprecedented in the past 1,000 years. Regionally, Europe...