Circle of Blue

AUGUST 30, 2021

It’s a technique to assess how greenhouse gases in the atmosphere influence extreme weather. The post What’s Up With Water – August 30, 2021 appeared first on Circle of Blue. The study estimates that the German deluge was up to 9 times more likely to occur in the current climate, when compared to the climate of the late 1800s.

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A Greener Life

NOVEMBER 16, 2023

By Anders Lorenzen On the eve of the COP28 UN climate summit, The World Meteorological Organization (WMO), a United Nations (UN) body, has warned that the atmospheric concentration of greenhouse gases (GHG) is forecast to continue the trend that resulted in record-high CO2 measurements last year. Photo credit: iStock.

Greenhouse 113

Greenhouse Fossil Fuels Sea Level Atmosphere 113

Real Climate

NOVEMBER 11, 2023

A friend asked me if a discussion paper published on Statistics Norway’s website, ‘ To what extent are temperature levels changing due to greenhouse gas emissions? ’, was purposely timed for the next climate summit ( COP28 ). I don’t know the answer to his question. But this discussion paper is problematic for sure.

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Sea Level Greenhouse Climate Change Atmosphere 326

Union of Concerned Scientists

MAY 27, 2022

Still, both the National Oceanic and Atmospheric Administration (NOAA) forecast , released on May 24, and the Colorado State University (CSU) forecast , released on April 7, predict a season with above-normal activity— for the seventh consecutive year. Can we expect more seasons like 2020 and 2021? Of course, we have questions!

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2022 2020 2021 Climate Change 361

Circle of Blue

DECEMBER 6, 2021

By Laura Gersony, Circle of Blue — December 6, 2021. Although atmospheric warming has made severe droughts and heat waves more likely worldwide, the report found that the recent dry spell in Madagascar falls within the natural fluctuations of the country’s weather, which is highly variable.

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Climate Change Climate Scientist Atmosphere Greenhouse 278

Real Climate

AUGUST 12, 2021

10 from IPCC (2021). 2 from IPCC (2021). in Canadell et al (2021). Source: Data from IPCC (2014), Rogelj et al (2018), and IPCC (2021). Source: Data from IPCC (2014), Rogelj et al (2018), and IPCC (2021). in the underlying chapter; Canadell et al (2021)). in Canadell et al (2021). Source: Figure SPM.10

2018 358

2018 Climate Change 2013 2014 358

Real Climate

APRIL 2, 2021

But this also raises other questions: 1) Can we expect the season to continue to lengthen as global warming from increasing concentration of globally well mixed greenhouse gas (GWM-GHG) continues to warm the Atlantic SSTs? Emanuel 2021 ; Hall et al. 2021 ; Knutson et al. 2020 ), many others do not. 2013 ; Sobel et al.

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New Scientist

OCTOBER 26, 2022

Carbon dioxide, methane and nitrous oxide reached record-high concentrations in the atmosphere in 2021, including the largest recorded increase in methane

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Carbon Dioxide Greenhouse Atmosphere 2021 98

Circle of Blue

NOVEMBER 8, 2021

By Laura Gersony, Circle of Blue — November 8, 2021. ” A growing body of scientific research shows that even if society were to halt emissions overnight, a certain amount of atmospheric warming—and accompanying environmental risks— would still occur. report found. According to the U.N

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Legal Planet

OCTOBER 23, 2023

That adds up to something in the ballpark of fifty million tons of CO2 that California kept out of the atmosphere during that decade beyond what happened in the power sector nationally. Post-2021 figures don’t seem to be available (or at least I didn’t find them), and 2020-2021 numbers were distorted by the COVID pandemic and recovery.

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2009 2019 Atmosphere Biofuels 290

Real Climate

MAY 12, 2021

Meanwhile, note that the factors listed above involve the whole Earth system: the oceans, the cryosphere, the atmosphere, the solid earth and lithosphere, and a full range of scales, from the city block and shoreline, to ice dynamics that change over kilometers, to GRD footprints, to the whole global ocean. 2020) or Sadai et al.

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Sea Level Ocean 2020 2013 255

Circle of Blue

SEPTEMBER 15, 2021

Adaptation, reducing greenhouse gas emissions, and accounting for climate damages will be prominent topics at the UN climate convention in November. By Brett Walton, Circle of Blue – September 15, 2021. Advocates are focusing on the Glasgow meeting to highlight water’s indispensable climate role. Carl Ganter/Circle of Blue.

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Paris Agreement Climate Change Biofuels Fossil Fuels 363

Legal Planet

OCTOBER 10, 2022

The Governor approved a notable slate of climate legislation with a package that includes more stringent greenhouse gas (GHG) emission targets and measures designed to reduce the state’s reliance on fossil fuels. The post 2021-2022 California Environmental Legislation: What’s Been Enacted? Climate Change Mitigation. Download as PDF.

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Union of Concerned Scientists

DECEMBER 20, 2022

US ratepayers very likely will pay even more for electricity and heating this winter compared to the already-expensive winter of 2021-2022. Between 2015 and 2021, 274 North American oil and gas producers filed for bankruptcy with a debt load of $177 billion. The bankruptcies were set in motion even before 2020.

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Circle of Blue

AUGUST 12, 2021

A relentless interval of hot, dry weather, made worse by heat-trapping gases in the atmosphere, has turned this section of the state into a cauldron of flame, dust, and smoke. It finds more evidence that severe weather events are linked to carbon in the atmosphere and are becoming more extreme.

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2021 Climate Change 2015 Atmosphere 130

Union of Concerned Scientists

APRIL 5, 2023

The increase regional VPD is mostly attributed to human-cause climate change (68%) and the rest (32%) is attributed to variations in the atmospheric circulation. High atmospheric “thirst” over multiple seasons or years can lead to drought conditions as vegetation dries out, and water flow in streams and rivers decreases.

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Climate Change 2018 Atmosphere Sea Level 252

HumanNature

JANUARY 30, 2025

Candidate in the Department of Chemistry at Colorado State University Earths atmosphere is one of our greatest shared resources and provides many ingredients required for life. We breathe oxygen from the atmosphere, weather systems distribute water, and the ozone in the upper atmosphere protects us from harmful radiation.

Ozone 52

Ozone Fossil Fuels Atmosphere Ground-Level Ozone 52

Real Climate

SEPTEMBER 6, 2023

2015 ; Connolly et al, 2021 ). And also, let’s be clear, this mysteriously justified temperature series has been created explicitly to demonstrate a connection to the HS93 solar reconstruction – that was the case in the Soon et al (2015) paper, the Connolloy et al (2021) paper and now in this new Soon et al paper.

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Union of Concerned Scientists

OCTOBER 27, 2022

The World Meteorological Organization Greenhouse Gas Bulletin. The WMO’s GHG bulletin’s headline takeaways are stark: Atmospheric concentrations of three major heat-trapping gases, carbon dioxide (CO 2 ), methane (CH 4 ) and nitrous oxide (N 2 O) hit all-time highs in 2021 (see table below). A truly scary prospect.

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Physics World

MARCH 14, 2022

Although the existence of such planets has not been confirmed, the team argue that modelling their hypothetical mineralogy, interior structure and atmosphere could guide future observations by shaping our understanding of what is possible. A candidate planet for Centauri A is currently awaiting confirmation after its discovery in 2021.

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Real Climate

JANUARY 15, 2022

Depending on the product, 2021 was either the 5th, 6th or 7th warmest year, but in all cases, it is part of the string of warm years (since 2015) that have all been more than 1ºC warmer than the late 19th C. Zyss, "Improvements in the GISTEMP Uncertainty Model", Journal of Geophysical Research: Atmospheres , vol. Lenssen, G.A.

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A Greener Life

JANUARY 18, 2022

The EU’s Copernicus Climate Change Service (C3S), the EU’s Earth Observation Programme, said that records dating back to 1850 showed that in 2021 the global average temperature was 1.1-1.2 Atmospheric CO2 levels at record highs. Levels of CO2 in the atmosphere reached 414.3 parts per million in 2021, up by around 2.4

Atmosphere 97

Atmosphere Climate Change Carbon Emissions Greenhouse 97

Inside Climate News

NOVEMBER 11, 2022

Steep reductions in emissions of methane—which traps 81 times as much heat as carbon dioxide in the first 20 years in the atmosphere—are among the most important steps for slowing climate change in the short term. By Phil McKenna The U.S. Combined, the new rules would reduce methane emissions from the U.S.

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Regulations Carbon Dioxide 2030 2005 98

Real Climate

NOVEMBER 18, 2023

Also missing is any realization that clouds also contribute to the greenhouse effect (roughly 25% of the total) and so whether cloud changes warm or cool depends very much on where the clouds are (high clouds have a very different effect than low clouds for instance). Clouding the picture So where does this leave us? Senan, J.M. Lyman, G.C.

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Radiation 2003 2020 Climate Change 68

A Greener Life

SEPTEMBER 22, 2021

The UN body the World Meteorological Organization (WMO) explained that the economic downturn brought on by nationwide lockdowns only caused a temporary downturn in emissions and was not enough to reverse the rising levels of greenhouse gasses (GHG) in the atmosphere. Not going in the right direction.

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Paris Agreement Atmosphere Climate Change Fossil Fuels 98

Enviromental Defense

NOVEMBER 13, 2024

The cost of BC’s 2021 season of climate disasters, which included the heat dome, rampant wildfires, widespread flooding and dangerous landslides, was estimated to have cost more than $17 billion. It’s called the Social Cost of Carbon and it quantifies the damages of greenhouse gas emissions on health, the economy, and the environment.

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Climate Change Fossil Fuels Renewable Energy Atmosphere 52

Union of Concerned Scientists

SEPTEMBER 23, 2024

The latest data from the National Oceanic and Atmospheric Administration ( NOAA ) and the EU’s Copernicus climate service show that the 2024 January-August period is the hottest ever by far, putting this year well on track to be the warmest ever on record. In its last NDC, back in 2021, the U.S. Article 2.1(c)

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Union of Concerned Scientists

FEBRUARY 15, 2024

Under the LCFS each fuel pathway gets a unique carbon intensity (CI) based on a lifecycle analysis of the greenhouse gas emissions associated with the production and use of the fuel. Unfortunately, this is far from the truth. And because methane is such a potent heat trapping gas, credit for avoided methane emissions can be quite large.

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Fossil Fuels Regulations Renewable Energy Carbon Dioxide 307

Law Columbia

OCTOBER 25, 2024

Delayed action on emissions cuts may require even more (and more expensive) CDR – the 2024 United Nations Emissions Gap Report released this week found that 2023 greenhouse gas emissions set a new record, and current emissions reduction pledges for 2030 are insufficient to meet temperature goals.

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Carbon Dioxide Government Ocean 2013 128

Washington Nature

SEPTEMBER 23, 2021

Together, they pull carbon out of the atmosphere and store it, all for free. Forest Ecology and Management 482 (2021): 118886. Leveraging the potential of nature to meet net zero greenhouse gas emissions in Washington State." PeerJ 9 (2021): e11802. Infographic: TNC/Erica Simek Sloniker. 2 Robertson, James C., Kristina V.

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Carbon Dioxide Paris Agreement Rainforest Climate Change 98

Clean Energy Law

JUNE 8, 2022

Assembly Bill 32, the California Global Warming Solutions Act of 2006, requires CARB to develop and update every five years a scoping plan that describes the approach California will take to reduce greenhouse gas (GHG) emissions to achieve the goal of reducing emissions to 1990 levels by 2020. F by 2050 and 5.6°F–8.8°F F by 2100.

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2020 Carbon Dioxide 2006 2021 130

Physics World

OCTOBER 6, 2021

Up in flames After recording Canada’s highest ever temperature on 29 June 2021, Lytton in British Columbia had to be evacuated as wildfires engulfed the town and destroyed most of its buildings. As air sunk through the atmosphere, it got squeezed and heated. Courtesy: Canadian Press/Shutterstock). Limiting warming to 2?°C

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Cooling Atmosphere Climate Change Greenhouse 133

Physics World

OCTOBER 12, 2021

This refers to the balance between the amount of greenhouse gases produced and the amount removed from the atmosphere – with net zero meaning that there are no net greenhouse emissions from the entire energy system.

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Nuclear Power Clean Energy Greenhouse Radiation 140

Physics World

OCTOBER 26, 2021

It found that greenhouse-gas emissions emitted by the lab in 2018 was 223 800 tonnes of carbon-dioxide equivalent. The move comes just days before the 2021 United Nations Framework Convention on Climate Change Conference of Parties (COP26) in Glasgow, UK, which will be attended by world leaders. Eager to learn.

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Climate Change Carbon Dioxide Radiation Renewable Energy 120

Enviromental Defense

OCTOBER 29, 2021

We’re still waiting for regulations to ban six single-use plastics that were supposed to be in place as early as 2021. Plastic is made almost entirely from fossil fuels in a process that releases greenhouse gases — which is why plastic is being called the new coal. . A gannet wades through plastic debris.

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Recycling Fossil Fuels Greenhouse 2017 104

Physics World

OCTOBER 29, 2021

The promise from many nations is to reach net-zero greenhouse-gas emissions by 2050 (or earlier) and interim targets are essential. But the United Nations has just said that the latest commitments of the 192 parties of the 2015 Paris agreement will equate to a 16% rise in global greenhouse-gas emissions in 2030 compared to 2010.

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Paris Agreement Fossil Fuels Climate Change Greenhouse 124

PA Environment Daily

JANUARY 21, 2022

million in Alternative Fuel Incentive Grants (AFIGs) to 18 cleaner fuel transportation projects statewide that will reduce greenhouse gas emissions and other air pollutants. Vehicles alone release 21 percent of carbon dioxide emissions in the state, a known greenhouse gas and direct contributor to climate change.

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Nitrogen Oxides Greenhouse Ground-Level Ozone Carbon Dioxide 52