article thumbnail

Arctic Sea Ice Reaches its 2021 Minimum

Ocean Conservancy

This past summer was relatively cool and stormy, which limited the loss of summer sea ice in the Arctic. What’s more, despite the relatively cool temperatures this summer, this year’s Arctic sea ice contained some of the lowest amounts of multiyear sea ice ever recorded. Sorry, but we failed to add you to the list.

2021 75
article thumbnail

The CO2 problem in six easy steps (2022 Update)

Real Climate

Step 1: There is a natural greenhouse effect. Thus there must be a large amount of IR absorbed by the atmosphere (around 158 W/m 2 ) – a number that would be zero in the absence of any greenhouse substances. Step 2: Trace gases contribute to the natural greenhouse effect. The Earth’s Energy Budget (NASA).

Radiation 309
Insiders

Sign Up for our Newsletter

This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.

article thumbnail

Another dot on the graph

Real Climate

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. In contrast, CMIP6 model hindcasts/forecasts for this time period don’t show any cooling at all at these latitudes.

Cooling 336
article thumbnail

HotSpots H2O: As Famine Looms in East Africa, Humanitarian Groups Call for Urgent Action

Circle of Blue

By Laura Gersony, Circle of Blue — October 18, 2021. We now think that a devastating drought is likely to happen again , in 2021/2022,” Funk wrote. The La Niña weather pattern, driven by normal cooling cycles in the eastern Pacific, has always caused dry spells in East Africa.

2011 321
article thumbnail

What is happening in the Atlantic Ocean to the AMOC?

Real Climate

The AMOC has repeatedly shown major instabilities in recent Earth history , for example during the Last Ice Age, prompting concerns about its stability under future global warming, see e.g. Broecker 1987 who warned about “unpleasant surprises in the greenhouse”. 2021 , see Figure 3. For more on this see my Review Paper in Nature.

Ocean 246
article thumbnail

Greening the `European Green Deal´ - Ambitious or Out of Touch?

Energy and Climate Law

Until 2030 the EU shall emit 55 % less Greenhouse Gas Emissions (GHG), compared to 1990 levels. According to the Communication, buildings and power generation can make the largest and most cost-efficient emissions reductions, in the order of 60% and more compared to 2015, to reach the 55% greenhouse gas emissions reduction target (p.8).

article thumbnail

DCNR: Since 2015 Green Energy, Sustainability Initiatives Will Save $30 Million, Reduce Greenhouse Gas Emissions By 5,110 Tons A Year

PA Environment Daily

The secretary’s visit to Colonel Denning is part of the 2021 Sustainability Tour, which began with an announcement at Presque Isle in Erie last month that new solar arrays will take the park to net zero energy. Posted: October 19, 2021] PA Environment Digest

2015 52