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co2 emissions

Harvard Professor Builds Carbon-Sucking Machine

September 30, 2011

Harvard applied physics professor David Keith is building a machine that can suck carbon dioxide from the air. Keith has started a company called Carbon Engineering that has attracted venture capitalists that see a future for this technology. The machine uses a three-step process to filter the air and separate and sequester the carbon dioxide. First, a fan sucks air into the machine where it enters…

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Ridiculous Comparison of Cars Versus Runners’ Emissions Feeds the Climate Trolls

May 2, 2011

I don’t know what they were thinking at Scientific American when they published When Cars are Greener Than People, purportedly demonstrating that joggers put out more CO2 than a hybrid. No doubt Rush and Beck and Fox News will cover this one like a bla…

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Graph of the Day: Comparing Modes of Transport

November 24, 2010

The Infrastructurist points us to Matt Yglesias, who posts a chart comparing the energy use of different transport modes in BTUs per passenger mile. He notes:

Today there seem to be almost 30 flights daily between Seattle and Portland. Clearly a lot…

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Mexico Eco Resort & Spa Aims to Be Greenest Resort in World

September 7, 2010

People love to travel. Travelling is not the greenest thing to do, generally speaking, since both driving and flying are major contributors to global warming, air pollution, and water pollution. But if you are determined to travel, the least you can do is stay in environmentally friendly accommodation (and offset your travel emissions). One very… Read More…

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“Green Curtains” to Reduce Energy Use & Protect Environment

August 30, 2010

Kyocera Group has begun using viney plants to create “green curtains”, which are formed over trellises to shade portions of windows and outer walls of buildings at 20 different locations in Japan, Thailand and Brazil. These curtains create a canopy over the buildings to prevent direct sunlight from raising the temperature of the building’s interior, helping to reduce the need for energy-intensive air conditioning. Not to mention, the plants also help to protect the environment by absorbing…

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Moving Towards Zero-Carbon Buildings

March 17, 2010

The building sector is responsible for a large share of world electricity consumption and raw materials use. In the United States, buildings—commercial and residential—account for 72 percent of electricity use and 38 percent of CO2 emissions. Worldwide, building construction accounts for 40 percent of materials use.
Because buildings last for 50–100 years or longer, it is [...]

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China’s Changing Economy

March 6, 2010

Coal Consumption in China, 1965-2008

In Plan B 4.0: Mobilizing to Save Civilization, I have presented a plan to dramatically reduce carbon emissions by increasing energy efficiency and replacing fossil fuels with renewable energy. In the push to reduce emissions, all eyes are on China, the world’s most populous country and now also the world’s top carbon emitter. Here are some highlights from the Plan B 4.0 datasets on China’s energy economy:

Read the full story on TreeHugger

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Coal-Fired Power On the Way Out?

February 25, 2010

The past two years have witnessed the emergence of a powerful movement opposing the construction of new coal-fired power plants in the United States. Initially led by environmental groups, both national and local, it has since been joined by prominent national political leaders and many state governors. The principal reason for opposing coal plants is [...]

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Apple is Next to Leave US Chamber of Commerce, Forcefully

October 7, 2009

Following action by Nike, the nation’s leading utility company, and others, Apple resigned from the US Chamber of Commerce this week, and in force.

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10 Global Cities & Their Greenhouse Gas Emissions

September 25, 2009

A new report ranks ten leading world cities on their greenhouse gas emissions. It also examines how and why the emissions differ.

As the report says, over 50% of the world’s population lives in urban areas. Leading cities of the world, global cities, are the places where greenhouse gas emissions really need to be cut. The greenest city from the study is Barcelona and the worst is Denver.

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