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Article
Open AccessIntegrated assessment modeling of a zero-emissions global transportation sector
Currently responsible for over one fifth of carbon emissions worldwide, the transportation sector will need to undergo a substantial technological transition to ensure compatibility with global climate goals. ...
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Article
Diverse carbon dioxide removal approaches could reduce impacts on the energy–water–land system
Carbon dioxide removal (CDR) is a critical tool in all plans to limit warming to below 1.5 °C, but only a few CDR pathways have been incorporated into integrated assessment models that international climate po...
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Article
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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Article
Food–energy–water implications of negative emissions technologies in a +1.5 °C future
Scenarios for meeting ambitious climate targets rely on large-scale deployment of negative emissions technologies (NETs), including direct air capture (DAC). However, the tradeoffs between food, water and ener...
