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WMO: Update on 2023/4 Anomalies

Real Climate

As well as the (now) standard set of graphs related to increasing greenhouse gas concentrations , rising temperatures , reducing glacier mass, etc., since the 1850-1900 baseline is very clearly associated with the increases in greenhouse gases, slightly (and decreasingly) modulated by the changes in atmospheric pollution.

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Twenty years of blogging in hindsight

Real Climate

Similarly, there have been increases in other greenhouse gases , which Gavin nicely describes in his recent post Operationalizing Climate Science. In a nutshell, they are responsible for climate change, mainly due to an increased greenhouse effect. Such extremes have a devastating impact on both nature and society. Lussana, and A.

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What is the Department of Transportation’s Greenhouse Gas Performance Measure, and Why Does it Matter?

Union of Concerned Scientists

Last week, the Federal Highway Administration finalized an important regulation–the greenhouse gas performance measure. Currently, only 24 states and the District of Columbia have laws requiring them to set targets and track their greenhouse gas emissions from transportation.

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The most recent climate status

Real Climate

Fjords and mountains in Northern Norway The Arctic Councils Arctic Monitoring and assessment Programme ( AMAP ) recently released a Summary for PolicyMakers Arctic Climate Change Update 2024. Thawing permafrost may release methane into the atmosphere, which subsequently increases the greenhouse effect and leads to further global warming.

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DEP Releases 2024 Climate Change Action Plan Update; 2024 Climate Impacts Assessment Report

PA Environment Daily

On April 25, the Department of Environmental Protection announced the release of the 2024 Climate Change Action Plan Update and 2024 Climate Impacts Assessment Report. Click Here for a copy of the 2024 Climate Action Plan Update. Click Here for the 2024 limate Impacts Assessment Report. Read more here.

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2024 could finally see greenhouse gas emissions start to decline

New Scientist

If governments step up support for renewable energy and other efforts to reduce greenhouse gas emissions, 2024 could see total carbon emissions begin to fall

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The ICJ’s Advisory Opinion on Climate Change: Key Takeaways from the 2024 Hearings (Part 1)

Law Columbia

The UNGA requested the ICJ render an opinion on the following questions: (a) What are the obligations of States under international law to ensure the protection of the climate system and other parts of the environment from anthropogenic emissions of greenhouse gasses (GHG) for States and for present and future generations? (b)