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You are here: Home / Archives for CO2

CO2

Saving Venice From The Sea

January 26, 2018 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2018/01/EW-01-26-18-Saving-Venice-from-the-Sea.mp3

The risks of rising sea waters are growing more apparent every year.  While the world struggles with taking action to reduce the carbon emissions that are driving the sea level rise, cities around the world are building sea walls designed to protect them from storm surges and flooding.   Most of these are massive, complex infrastructure projects that cost billions of dollars and take decades to complete.

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Cryptocurrency And Climate Change

January 23, 2018 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2018/01/EW-01-23-18-Cryptocurrency-and-Climate-Change.mp3

Bitcoin is a form of digital currency.  Bitcoins aren’t printed, like dollars or euros.  They are produced by people and businesses using computer software to perform the necessary complex calculations.  A bitcoin is essentially a line of computer code that’s signed digitally when it goes from one owner to another.  Bitcoin is the most prominent example of a growing category of money known as cryptocurrency. 

[Read more…] about Cryptocurrency And Climate Change

Transportation And Greenhouse Gases

January 17, 2018 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2018/01/EW-01-17-18-Transportation-and-Greenhouse-Gases.mp3

Power plants have been the biggest source of greenhouse gas emissions in the United States for more than 40 years.  But the ever-changing picture of electricity production has changed that situation.  According to new data from the government’s Energy Information Administration, transportation has now taken over the top spot.

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Climate Change And Barley

January 10, 2018 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2018/01/EW-01-10-18-Climate-Change-and-Barley.mp3

The impacts of increased carbon dioxide and the changing climate are often complicated and, it turns out, not always negative.  In some areas of the world, people can actually benefit from increased CO2 and climate change. Barley, the most important feed crop for beef production in Alberta, Canada, as well as the province’s beef industry itself actually stand to gain from the changes that are most assuredly not a good thing for much of the world.

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Turning Emissions Into Fuel

January 8, 2018 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2017/12/EW-01-08-18-Turning-Emissions-Into-Fuel.mp3

Reducing carbon dioxide emissions is an essential element in mitigating climate change.  The best approach is to not produce the stuff in the first place and the ongoing transition away from fossil fuels is trying to do just that.  But realistically, fossil fuels will be with us for a long time to come.  Given that, additional approaches are necessary.

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CO2 Emissions Stalled

December 13, 2017 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2017/11/EW-12-13-17-CO2-Emissions-Stalled.mp3

For the third year in a row, global emissions of carbon dioxide have remained unchanged.  This indicates that efforts to reduce emissions have had an effect, but that there is much more to be done.  It is essential to reduce emissions, not just cap them.

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Fuel From Greenhouse Gases

November 28, 2017 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2017/11/EW-11-28-17-Fuel-from-Greenhouse-Gases.mp3

Carbon dioxide and methane are the two greenhouse gases that are having the greatest impact on the global climate.  There are basically three ways to prevent them from getting into the atmosphere:  don’t emit them, trap them and store them away, or turn them into something useful.

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Carbon And Heating Soil

November 22, 2017 By EarthWise 1 Comment

https://earthwiseradio.org/wp-content/uploads/2017/11/EW-11-22-17-Carbon-and-Heating-Soil.mp3

Plants are a critical part of the Earth’s carbon cycle.   They take in carbon dioxide during photosynthesis.   Eventually, dead leaves, branches and other materials fall to the ground where bacteria and fungi decompose the materials and release the CO2 back into the atmosphere.  This carbon-soil feedback loop is a complicated one that is critical to the overall carbon balance because soils actually contain two to three times more carbon than the atmosphere.

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The End Of British Coal

November 3, 2017 By EarthWise Leave a Comment

https://earthwiseradio.org/wp-content/uploads/2017/10/EW-11-03-17-The-End-of-British-Coal.mp3

In the 19th century, Britain produced 80% of the world’s coal.  Britain was the dominant global power in the industrial revolution with its giant blast furnaces, steam locomotives and steam ships.  And with advent of the electric age, coal once again was the power source of choice.  Even as late as the 1970s, Britain got 80% of its electricity from burning coal.

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Ozone Treaty And Greenhouse Gas Emissions

September 20, 2017 By EarthWise 1 Comment

https://earthwiseradio.org/wp-content/uploads/2017/09/EW-09-20-17-Ozone-Treaty-And-Greenhouse-Gas-Emissions.mp3

The Montreal Protocol, the international treaty adopted to restore the earth’s protective ozone layer almost thirty years ago, turns out to also have had a major impact on climate-altering greenhouse gas emissions.

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Using Manganese To Transform CO2

August 23, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/08/EW-08-23-17-Using-Manganese-to-Transform-CO2.mp3

Carbon dioxide is not a very popular substance.  As a greenhouse gas, it is the chief culprit in climate change and, as such, the world continues to seek solutions for preventing its release in the environment.

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New York Steps Up

August 14, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/07/EW-07-24-17-New-York-Steps-Up.mp3

Now that the Trump administration announced that the United States would cease implementation of the Paris Climate Agreement, various state, local and corporate entities in this country have been stepping up to assume climate leadership.

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Sustainable Ethanol

August 10, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/07/EW-08-10-17-Sustainable-Ethanol.mp3

Most gas stations in the U.S. sell a blend of 90% gasoline and 10% ethanol.  Mandated by legislation, the 14 billion gallons of ethanol consumed annually by American drivers is mostly made from fermented corn.   Producing this ethanol requires millions of acres of farmland.

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Tipping Points

August 9, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/08/EW-08-09-17-Tipping-Points.mp3

A tipping point is a point in time when a small thing can make a big change happen.  The term was popularized in sociology in recent decades, but really comes from physics where is refers to adding a small amount of weight to a balanced object causing it to topple over.

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Trees Are Not Enough

July 18, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/06/EW-06-26-17-Trees-Are-Not-Enough.mp3

Trees are nature’s way of removing carbon dioxide from the atmosphere.  Growing plants take up CO2 and store it in the form of their roots, stems and leaves.  And in fact, a significant factor in the growing levels of carbon dioxide in the atmosphere has been the extensive deforestation that has gone on over the past couple of centuries.

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A CO2 Vacuum Cleaner

July 13, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/07/EW-07-13-17-A-CO2-Vacuum-Cleaner.mp3

A new carbon capture plant, sitting on top of a waste incineration facility near Zurich, Switzerland, is now sucking CO2 out of the air to sell to its first customer.  The plant opened on May 31, and is the first commercial enterprise of its kind.

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China And India Climate Progress

June 30, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/06/EW-06-30-17-China-and-India-Climate-Progress.mp3

China and India have 36% of the world’s population and produce about 35% of global CO2 emissions, ranking first and third respectively in that category.  The United States, with a little over 4% of the world’s population, produces about 16% of global CO2 emissions, good for second place. 

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Carbon Dioxide Marches On

June 21, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/06/EW-06-21-17-Carbon-Dioxide-Marches-On.mp3

The end of 2013 marked the first occasional observations of carbon dioxide levels in the atmosphere of 400 parts per million.  There is nothing magical about that value, but we do tend to focus on round numbers.

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Carbon From The Alaskan Tundra

June 15, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/06/EW-06-15-17-Carbon-from-the-Alaskan-Tundra.mp3

The soils that encircle the northern reaches of the Arctic are a vast repository for carbon in the form of undecayed organic matter from dead vegetation.  The enormous amount of material trapped in the permafrost contains enough carbon to double the current amount of carbon dioxide in the Earth’s atmosphere.

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The Methanol Economy

June 8, 2017 By EarthWise

https://earthwiseradio.org/wp-content/uploads/2017/05/EW-06-08-17-The-Methanol-Economy.mp3

The methanol economy is an idea that was promoted by the late Nobel-prize-winning chemist George Olah since the 1990s.  The idea is to replace fossil fuels with methanol for energy storage, ground transportation fuel, and raw material for hydrocarbon-based products.   Methanol is the simplest alcohol and can be produced from a wide variety of sources ranging from fossil fuels to agricultural products to just carbon dioxide.  Methanol can be used directly as a fuel or it can be reformed into hydrogen, which can then itself be used as a fuel.

[Read more…] about The Methanol Economy

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