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How Clean is the U.S. Steel Industry? An International Benchmarking of Energy and CO2 Intensities

In this report, the authors conduct a benchmarking analysis for energy and CO2 emissions intensity of the steel industry among the largest steel-producing countries.




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How Clean is the U.S. Steel Industry? An International Benchmarking of Energy and CO2 Intensities

In this report, the authors conduct a benchmarking analysis for energy and CO2 emissions intensity of the steel industry among the largest steel-producing countries.




o2

How Clean is the U.S. Steel Industry? An International Benchmarking of Energy and CO2 Intensities

In this report, the authors conduct a benchmarking analysis for energy and CO2 emissions intensity of the steel industry among the largest steel-producing countries.




o2

How Clean is the U.S. Steel Industry? An International Benchmarking of Energy and CO2 Intensities

In this report, the authors conduct a benchmarking analysis for energy and CO2 emissions intensity of the steel industry among the largest steel-producing countries.




o2

How Clean is the U.S. Steel Industry? An International Benchmarking of Energy and CO2 Intensities

In this report, the authors conduct a benchmarking analysis for energy and CO2 emissions intensity of the steel industry among the largest steel-producing countries.




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How Clean is the U.S. Steel Industry? An International Benchmarking of Energy and CO2 Intensities

In this report, the authors conduct a benchmarking analysis for energy and CO2 emissions intensity of the steel industry among the largest steel-producing countries.




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"Hose-to-the-Sky:" Still Spewing SO2 Idea to Stop Global Warming?

Hosed by this theory or greenwashed? Photo by Tony Stl via Flickr On ABC's 20/20 last Friday, Nathan Myhrvold, Microsoft's former chief technology officer, and founder/CEO of Intellectual Ventures (IV), resurrected the idea of stretching a 2-inch




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Financial, Energy Costs of Scrubbing CO2 Directly From Atmosphere Grossly Underestimated

Reducing CO2 emissions at the source, or better yet, not emitting them in the first place, is the better option.




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Toyota plans 90% CO2 cuts from cars, 100% from factories by 2050

Just one more reason for Big Oil and Big Coal to worry.




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New geothermal technology could produce 10 times the electricity using CO2 from fossil fuel plants

This integrative technology keeps CO2 out of the atmosphere and makes geothermal energy widely available




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Finland to cut CO2 emissions 80% by 2050, legally binding

There's finally momentum on the international stage. And this is one of the most ambitious announcements yet.




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Plane Food Café Delivers the Joys of Flying Without The CO2

George Monbiot told us that flying is dying; London artist Richard DeDomenici tells us that a return transatlantic flight is equivalent in CO2 and pollution output to driving a car 30 miles a day for a year. So the artist/humorist has




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20,000 Gallons of Renewable Fuel Per Acre: Joule Biotechnology Lifts Veil on Direct CO2 to Fuel Process

If there's a holy grail of liquid renewable fuels it might look something like this: High yield per acre, doesn't negatively impact water supplies, doesn't compete with food crops, and is cost-competitive with fossil




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Energy Star now rates clothes dryers. This could reduce U.S. CO2 emissions by 22bn lbs per year!

Drying clothes uses an incredible amount of energy, it's clearly a low-hanging fruit for conservation and energy efficiency efforts.




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XPrize is giving away $20 million for a new technology that makes something good out of CO2

The competition is looking for new ideas for capturing the emissions from fossil fuels and turning them into something useful instead of harmful.




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Air into fuel: Scientists convert CO2 directly into methanol for fuel cells and more

The researchers have found a simple way to create an energy source for fuel cells using CO2 in the air.




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Ford is turning captured CO2 into plastics and foam for car parts

In what is said to be a first for automakers, Ford is developing foams and plastics using captured carbon dioxide, which could be integrated into the company's vehicles within five years.




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New carbon capture technology could help microbreweries recycle CO2 & cut costs

A technology developed at a national lab for improving carbon capture at power plants may be able to help craft breweries capture and reuse CO2 from their fermentation processes, while also slashing costs.




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Rheticus project teams German giants to harvest CO2 in artificial photosynthesis

Evonik and Siemens announce two-year project to demonstrate feasibility of "technical photosynthesis" using eco-electricity to convert carbon dioxide into valuable chemicals




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Definition of irony: Britain hit by CO2 shortage

It's also affecting everything from meat packing to crumpets.




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CO2 doesn't know borders, but we are shipping embodied carbon all over the world

Brad Plumer looks at the issue of "outsourced pollution."




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Indiana utility to quit coal and cut CO2 90% within 10 years

This ambitious goal is all the more remarkable because NIPSCO is currently 65% coal dependent.




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Crisis? What crisis? More coal being burned and more CO2 being released

We are going backward, not forward.




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Before 1965, low CO2 levels were steady for 2.5 million years

Humans have never lived with the high CO2 atmospheric conditions of the last 60 years, according to a new study.




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Pond Biofuels Takes CO2 From Cement Kiln, Grows Algae And Turns It Into Biofuel

We really do need more of this kind of thinking.




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CO2 making the deserts bloom

What is CO2 fertilization effect and how is it changing our planet?




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Can we make steel without CO2 emissions using renewable hydrogen?

Yes, in theory. Doing it in practice is a whole other story. This is another example of how the hydrogen economy is a fantasy.




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This Micro-Algae Lamp Absorbs 150-200 Times More CO2 than a Tree! (Video)

French scientist has invented a light powered by algae that absorbs CO2 from the air--1 ton per year! The microalgae streetlamp has the potential to provide significantly cleaner air in urban areas and revolutionize the cityscape.




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Eerily beautiful photos show Alaskan 'ice formations' of CO2 & methane

What do greenhouse gases bubbling up look like? In these starkly elegant images, we get to seem them up close.




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Lighten up: Primary steel production is responsible for up to 9 percent of CO2 emissions

We have to use less of the stuff in our cars, our buildings, and our infrastructure.




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Cement production makes more CO2 than all the trucks in the world

But nobody is buying greener cement because it costs more.




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Coca-Cola is going to use captured CO2 to carbonate its drinks

This won't solve the climate crisis, but it could help direct air capture of CO2 to scale up.




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For first time, Australian court rejects coal mine because of CO2

Think global, act local.




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With a push from Apple, a "revolutionary" process removes CO2 from aluminum smelting

Even when made using hydro-electricity, aluminum production had a big carbon footprint.




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New study says we have to stop building CO2 emitting infrastructure right now

We also have to start retiring what we already have and replacing it with cleaner power plants, furnaces and vehicles. Now.




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CarbonCure concrete blocks store CO2 for a lower carbon footprint

What to do about all that CO2 emitted when you make cement? Inject it back into the stuff and turn it back into limestone.




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A SpaceX launch puts out as much CO2 as flying 341 people across the Atlantic

Is Spaceflight-shaming the next big thing after flight-shaming? Or do we have bigger things to worry about?




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LafargeHolcim is selling CO2-sucking cement for precast, reduces emissions by 70 percent

Solidia Technologies' chemistry could make concrete almost benign.




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Does a bike rider's fuel cause as much CO2 emissions as a car rider's?

Not by a long shot, but the answer is still interesting.




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Virgin Media and O2 agree on $39 billion merger to create a new UK telecom giant

The combined group could put pressure on rival telecommunications firms BT, Vodafone and Sky.




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Carbon taxes and emissions trading are cheapest ways of reducing CO2, OECD says

Carbon taxes and emission trading systems are the most cost-effective means of reducing CO2 emissions, and should be at the centre of government efforts to tackle climate change,according to a new OECD study.




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Carbon taxes and emissions trading are cheapest ways of reducing CO2, OECD says

Carbon taxes and emission trading systems are the most cost-effective means of reducing CO2 emissions, and should be at the centre of government efforts to tackle climate change,according to a new OECD study.




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Carbon taxes and emissions trading are cheapest ways of reducing CO2, OECD says

Carbon taxes and emission trading systems are the most cost-effective means of reducing CO2 emissions, and should be at the centre of government efforts to tackle climate change,according to a new OECD study.




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O2 threatens legal challenge to UK 5G auction

Mobile operator’s move could potentially delay sale already affected by coronavirus upheaval




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Virgin Media and O2’s tie-up will leave customers cold

Deal’s architects say it will improve connectivity, choice and value, but consumers have heard that before




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O2-Virgin is no sure-fibre winner

Nintendo super smashes it, Peloton powers ahead, Sonos Arc




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2014 Comeback Special: Peter Aspden on ‘Elvis at the O2’

The London venue’s exhibition of Presley memorabilia is curious mix of the banal and the resplendent – and none the worse for that, says the FT’s arts writer  


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Liberty Global in talks to merge Virgin Media with O2

Proposed deal would create strong UK competitor to challenge BT




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Liberty’s Virgin Media and Telefonica’s O2 to merge in the UK in $39B deal

The regulators said “NO” when Telefonica tried to combine its O2 operations in the UK with rival carrier, Hutchison-owned Three, back in 2015. But Telefonica didn’t let go of the idea of divestment, and five years later, in the middle of a health pandemic with related threats of a global economic depression looming over us, […]