Real Climate

NOVEMBER 23, 2024

It shows the atmospheric concentrations of carbon dioxide (CO 2 ) and tells a story about the carbon cycle, involving Earth’s crust, the atmosphere, land surface, the biosphere, and the oceans. The Keeling curve, highlighted with the release of important climate reports and climate summits.

2004 268

2004 Climate Change Atmosphere Carbon Dioxide 268

Union of Concerned Scientists

MARCH 12, 2025

Climate models are the main tool scientists use to assess how much the Earths temperature will change given an increase in fossil fuel pollutants in the atmosphere. The atmosphere around us is an invisible fluid (at least to the human eye): we can apply math to that fluid to predict how it will look in the future.

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Atmosphere Climate Scientist Ocean Fossil Fuels 143

Environment + Energy Leader

JUNE 6, 2023

Industries dependent on marine resources, such as fisheries and tourism, face significant threats from this environmental degradation.

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Atmosphere Ocean Carbon Dioxide 234

Union of Concerned Scientists

MARCH 26, 2025

Whats the point of a beach adventure if you cant even go into the ocean? How does raw sewage end up in our oceans and rivers? In some cities, a combined sewer system means that usually both wastewater and stormwater get treated to the same high standards before releasing into the ocean. San Francisco City and County v.

Clean Water Act 233

Clean Water Act Ocean Sea Level Pollution Control 233

Union of Concerned Scientists

DECEMBER 11, 2024

For the first time, the Arctic Report Card assessed that the Arctic is faltering as a reliable area for storing carbon away from the atmosphere ( Natalie et al., It was its first failing grade after thousands of years holding onto more carbon than released to the atmosphere. in Arc2024 ). Methane releases were sustained as well.

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2024 Carbon Dioxide Sea Level Atmosphere 183

Law Columbia

JANUARY 31, 2025

Our planet is undergoing significant changes due to climate disruption, with especially severe impacts on the ocean. CDR refers to deliberate human activities that remove carbon dioxide from the atmosphere and durably store it in geologic, terrestrial, or ocean reservoirs or in long-lived products.

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Ocean Regulations Carbon Dioxide Atmosphere 59

Union of Concerned Scientists

OCTOBER 15, 2024

Both hurricanes were exacerbated by warmer ocean surface temperatures, and are examples of “what hurricanes will look more like in the future,” according to Dr. Marc Alessi, an atmospheric scientist with the Union of Concerned Scientists. We need to stop burning fossil fuels immediately.

Clean Energy 311

Clean Energy Fossil Fuels Renewable Energy Electricity 311

Union of Concerned Scientists

JANUARY 10, 2022

UCS Climate and Energy program policy director Rachel Cleetus breaks down the National Oceanic and Atmospheric Administration's latest report on costly, dangerous climate-related disasters in 2021.

2021 312

2021 Atmosphere Ocean Climate Change 312

Circle of Blue

JULY 1, 2021

Warmer global temperatures cause more water to evaporate from Earth’s surface and oceans, meaning that there is more fuel for storms. It’s hard to pin individual storms on climate change, but the science is clear that atmospheric warming leads to more events like last weekend’s rainfall. Notorious4life.

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Atmosphere Ocean Climate Change 2013 349

Real Climate

MARCH 20, 2025

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. Dessler, "Evolution of the Climate Forcing During the Two Years After the Hunga TongaHunga Ha'apai Eruption", Journal of Geophysical Research: Atmospheres , vol.

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2023 Radiation 2025 2024 195

Real Climate

FEBRUARY 9, 2024

The paper results from a major computational effort, based on running a state-of-the-art climate model (the CESM model with horizontal resolution 1° for the ocean/sea ice and 2° for the atmosphere/land component) for 4,400 model years. Figure adapted from Caesar et al., Nature 2018.

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Ocean Atmosphere 2005 Cooling 364

Union of Concerned Scientists

MARCH 17, 2025

Four RCP scenarios describe different levels of radiative forcing in the atmosphere by 2100. Radiative forcing is the change in energy balance in the Earths atmosphere due to heat trapping emissions. These scenarios can also reveal how forests, oceans, and other natural systems might absorb or release carbon in the future.

Radiation 172

Radiation Sea Level Climate Change Fossil Fuels 172

Real Climate

AUGUST 12, 2021

Another clue indicating a shortcoming is if you look at the atmospheric CO 2 -concentrations over time to see how much impact the IPCC reports have had on the real policy-makers in the world (Figure below). The cause of our changing climate is the increase in atmospheric greenhouse gas concentrations that we have released into the air.

Atmosphere 357

Atmosphere Greenhouse Ocean Sea Level 357

Circle of Blue

AUGUST 11, 2021

This trend will continue as glacial melting, decreased rainfall, and a “thirstier” atmosphere jeopardize sources of freshwater in some parts of the globe. It finds more evidence that severe weather events are linked to carbon in the atmosphere and are becoming more extreme. Heavy rainfall will also become more common and more powerful.

Climate Change 361

Climate Change Atmosphere Deforestation Rainforest 361

Yale E360

OCTOBER 12, 2021

has seen 18 weather and climate disasters costing at least $1 billion so far this year, according to a new report from the National Oceanic and Atmospheric Administration. Read more on E360 ?.

Atmosphere 262

Atmosphere Ocean 262

Real Climate

OCTOBER 1, 2022

When looking at the effect of changes in greenhouse gases, one must look at how their forcing corresponds to the energy balance at the top of the atmosphere. Such a hypothetical slowdown would suggest weaker ocean surface warming in the high latitudes, which is not supported by data (Figure 1). References. 679-688, 2016.

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Greenhouse Radiation 2007 Atmosphere 340

Yale E360

FEBRUARY 9, 2022

Last year, atmospheric methane levels reached a grim new milestone, surpassing 1,900 parts per billion, the highest level in almost 40 years of record-keeping, according to new data from the National Oceanic and Atmospheric Administration. Read more on E360 ?.

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Atmosphere Ocean 239

PA Environment Daily

NOVEMBER 11, 2024

The one-year, paid fellowship is made possible by the National Oceanic and Atmospheric Administration (NOAA) and the National Sea Grant College Program. Nathaniel says, “I have always been incredibly passionate about marine conservation and the interface of science and law in making positive change for our oceans.

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2025 Ocean Atmosphere Conservation 101

Union of Concerned Scientists

FEBRUARY 1, 2023

The warming ocean is especially important. First, as we warm the ocean, this is creating a bigger temperature contrast with temperatures over the land when Arctic air plunges southward. Another factor is there is more evaporation from the land and ocean as the globe warms, so there is more water vapor in the atmosphere.

Climate Change 351

Climate Change Ocean Atmosphere 351

Real Climate

DECEMBER 17, 2022

Here we start by taking the Greenland mass loss rate into the ocean, times the temperature difference between the meltwater and the water it replaces. For the part entering the ocean as ice, we must also consider that to melt ice requires energy. Greenland ice melt. or other estimates). Rahmstorf, S., Robinson, A., Feulner, M.E.

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Cooling Ocean Sea Level 2018 359

Physics World

SEPTEMBER 7, 2021

Hot, ocean-covered exoplanets with hydrogen-rich atmospheres could harbour life and may be more common than planets that are Earth-like in size, temperature and atmospheric composition. However, it has so far proven difficult to detect atmospheric signatures from Earth-like planets orbiting Sun-like stars.

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Ocean Atmosphere Radiation 2021 138

Union of Concerned Scientists

MAY 29, 2024

Source: [link] The May 23 outlook from the National Oceanic and Atmospheric Administration ( NOAA ) forecasts 17 to 25 named storms, eight to 13 of which could become hurricanes. NOAA [link] Four to seven major hurricanes are forecast. This is a concerning outlook, and it can be explained as follows.

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Ocean 2010 Atmosphere 2024 320

Inside Climate News

MAY 23, 2024

The spectrum of colors viewed by the PACE satellite can identify different phytoplankton species in the ocean and a variety of aerosols in the atmosphere, helping researchers identify threats to the health of people and the planet.

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Ocean Climate Change Atmosphere Air Pollution 135

Law Columbia

OCTOBER 25, 2024

That’s because the parties to the London Convention and London Protocol are meeting from October 28 to November 1 in London to discuss, among other things, governance of ocean alkalinity enhancement and ocean sinking of biomass (e.g. Some are land-based, while others use the ocean. seaweed) for carbon storage.

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Carbon Dioxide Government Ocean 2013 128

Real Climate

SEPTEMBER 19, 2022

The CERES estimates of the top-of-atmosphere radiative fluxes are available from 2001 to the present. 2021) show that the trends in the EEI derived from CERES match what you get from the changes in ocean heat content. Satellite-derived trends in EEI compared to estimates from changes in ocean heat (Loeb et al.,

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Radiation Atmosphere Greenhouse 2001 331

Endangered Species Law

JUNE 29, 2023

The National Oceanic and Atmospheric Administration (NOAA) anticipates releasing the Draft Designation Documents for the proposed Chumash Heritage National Marine Sanctuary.

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Atmosphere Ocean 98

Ocean Conservancy

NOVEMBER 20, 2024

Climate change is here, and nowhere is this more immediately apparent than in our ocean. It makes sense that our ocean would bear the most immediate impacts because it is on the front line of actually absorbing and storing the carbon that causes climate change to begin with. But not all mCDR is created equal.

Ocean 122

Ocean Carbon Dioxide Climate Change Conservation 122

Union of Concerned Scientists

JUNE 20, 2024

The primary cause of accelerating sea level rise is human activity As people burn fossil fuels and emit heat-trapping gases like carbon dioxide, our atmosphere and our oceans warm up. As the ocean warms, it expands. That adds water to the oceans, which raises their level.

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Sea Level Fossil Fuels Ocean Carbon Dioxide 341

Circle of Blue

NOVEMBER 14, 2022

Part of the Surface Water and Ocean Topography (SWOT) satellite’s science instrument payload sits in a clean room at NASA’s Jet Propulsion Laboratory during assembly. Instruments installed on the International Space Station are refining weather forecasts by measuring water vapor in the atmosphere and water held in clouds.

Ocean 351

Ocean Politics Atmosphere 2004 351

Physics World

AUGUST 1, 2021

Sprinkling powered basalt over natural ecosystems would remove vast amounts of carbon dioxide from the Earth’s atmosphere while also improving soils. Therefore, most proposed routes to net zero also bank on our ability to capture carbon – at source or directly from the atmosphere – and store it securely over the long term.

Carbon Dioxide 143

Carbon Dioxide Atmosphere Ocean Renewable Energy 143

Union of Concerned Scientists

MARCH 18, 2025

Previous attribution research published by my Union of Concerned Scientists colleagues have allowed us to draw causal connections between sources of heat-trapping emissions and resulting impacts, like present day increases in atmospheric greenhouse gas concentrations, air temperatures, sea levels , ocean acidification , and wildfire burned area.

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Sea Level Fossil Fuels Climate Change 2020 189

Real Climate

FEBRUARY 2, 2023

Satellite comparisons The weighted atmospheric temperatures that are retrieved from the MSU/SSU, and now AMSU , instruments are not standard CMIP diagnostics (though they should be!). The CMIP3 ensemble continues to astound! CMIP3 model ensemble compared to surface temperature observations (in ºF), showing two decades of skillful projection.

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2022 Atmosphere Ozone Ocean 363

Real Climate

JANUARY 15, 2022

Unlike in years past, there is no longer any serious discrepancy between the records – which use multiple approaches for the ocean temperatures, the homogenization of the weather stations records, and interpolation. Southern Ocean trends. The least visited part of the ocean are the waters around Antarctica. References.

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Cooling Ocean 2020 2019 362

Real Climate

JULY 10, 2022

The fact that there is a natural greenhouse effect (that the atmosphere restricts the passage of infra-red (IR) radiation from the Earth’s surface to space) is easily deducible from; i) the mean temperature of the surface (around 15ºC) and, ii) knowing that the planet is normally close to radiative equilibrium. in IPCC TAR).

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Radiation 2022 Greenhouse Atmosphere 352

Ocean Conservancy

MARCH 7, 2025

The United States has long recognized the link between our ocean and our economy. Today, the National Oceanic and Atmospheric Administration (NOAA) supports that vision by helping us better understand, predict and protect the ocean and coastal communities from threats that could upend our economy and our way of life.

Ocean 87

Ocean Conservation Atmosphere 87

Union of Concerned Scientists

APRIL 8, 2025

There, a group of scientists, water managers, and engineers worked with the Army Corps of Engineers, the National Oceanic and Atmospheric Association (NOAA), Scripps Institution of Oceanography, and the California Department of Water Resources to find a solution.

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Climate Change 2017 Atmosphere 2012 185

New Scientist

JUNE 5, 2024

Earth’s energy imbalance, a key measure of global warming, has doubled in the past 20 years, raising concerns about how much heat the oceans are absorbing

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Atmosphere Ocean 139