Carbon dioxide

EPA to regulate greenhouse gases emissions

We had reason to be optimistic on the Copenhagen Climate Conference as the United States unveiled on the first day a plan that will allow its Environmental Protection Agency to act on greenhouse gases emissions. Among the gases that will be regulated are carbon dioxide, methane, nitrous oxide, hydrofluorocarbons, perfluorocarbons and sulfur hexafluoride. As you …

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International Day of Climate Action

Today is special as 350 is organizing the International Day of Climate Action. In 181 countries over 5200 events are taking place for the most widespread day of environmental action in the planet’s history. 350 is “ an international campaign dedicated to building a movement to unite the world around solutions to the climate crisis–the …

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Greenhouse gases recognized as pollutants

This made the headlines last Friday as the US Environmental Protection Agency declared that greenhouse gases like carbon dioxide and methane are now considered as pollutants in the country. This represent a dramatic paradigm shift for the second most emitting greenhouses gases country. It also brings a lot of hope concerning a massive and fast …

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Japan launches satellite to track GHG emissions

The Japan Aerospace Exploration Agency (JAXA) launched the world’s first satellite dedicated to tracking global greenhouse gases (GHG) emissions. This will significantly increase our knowledge of their origin. Dubbed Ibuki the new satellite will collect data in 56,000 locations around the world and most specifically in developing countries, where exact figures are lacking. Tracking in …

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China is moving on climate change

According to Associated Press, China is increasingly aware of the threats of climate change, water crises and air pollution. This is palpable at the current Poznan talks. More willing than ever to cooperate on mitigating the phenomenon, the top greenhouse gases emitter and world’s most populous nation will become greener in the next years. This could …

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Sao Paulo may cut CO2 emissions by 30 percent

The economic capital city of Brazil is willing to act strongly on global warming. To do so, a law might be passed to cut its greenhouse gases emissions by up to 30 percent by 2012. This is a brilliant thing. It occurs as rich nations are wondering if they could slash their own emissions by …

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Highest concentration of CO2 over 800,000 years

According to a study released in the US magazine Nature, the carbon dioxide and methane concentrations are currently at their highest in the last 800,000 years. This is the conclusion drawn by European scientists after drilling the ice of Antarctica over 3 kilometers. According to Le Figaro it is the result of more than 20 …

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ESA provides map of regional CO2 emissions

The European Space Agency observed for the first time in the history of sciences the emissions of carbon dioxide at a regional scale. This enable us to see from where these greenhouse gas emissions come from and thus to act locally to decrease them. As the map above shows, the most emitting regions are located …

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Keeping on decreasing CO2 emissions by using the train

As I noted in the previous post, I have been lately quite a lot in trains to go to Paris and Besançon for my job research and leisure. Using the train enabled me to avoid the emissions of nearly 240 kilograms of carbon dioxide as if I had been going by car. I have to …

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