Last week, ENN was invited to join roughly 360 members, celebrities, dignitaries and special guests dressed in black tie gathered at the American Museum of Natural History among the dinosaur bones and under the globe of the planetarium, to honor NY Mayor Bloomberg, Council Speaker Christine Quinn, the President of Related Companies and the President and CEO of NBC for their efforts to make NYC green.

Go Green Expo, a business-to-business and consumer showcase for green living products and services, has announced a four-city tour beginning in January 2009 that includes Los Angeles, Philadelphia, New York City and Atlanta. The event debuted in New York this year during Earth Week.

“It’s not how efficient the building is but how much energy it really uses that matters.” That’s the gist of many comments in a thread on BuildingGreen’s blog (and, simultaneously, on several email discussion groups) about how to measure the actual energy performance of LEED buildings.

Last week, the Sustainable Endowments Institute released its 2009 Green Report Card. As GreenBiz reports, it compiles the green and not-so-green aspects of 300 colleges and universities through the United States and Canada. The Report Card was designed to identify those schools that are leading by example through their commitment to sustainability initiatives on campus.

Last week, the Sustainable Endowments Institute released its 2009 Green Report Card. As GreenBiz reports, it compiles the green and not-so-green aspects of 300 colleges and universities through the United States and Canada. The Report Card was designed to identify those schools that are leading by example through their commitment to sustainability initiatives on campus.

5 ways to ride wave power

NEW YORK (Reuters) - Home buyers increasingly want architects to give them green features like extra insulation instead of extra room to host in-laws, an architects' trade group said.

Builders have known for decades that white roofs reflect the sun's rays and lower the cost of air conditioning. But now scientists say they have quantified a new benefit: slowing global warming.

Hardcore greenhouse gas (GHG) geeks will recall that cement is a huge source of greenhouse gas emissions, with approximately 1 ton of CO2 equivalent emitted into the atmosphere for every 1 ton of cement produced. Damn. Forget your carbon guilt from flying, people! Cement is responsible for 5% of the Earth’s CO2 emissions, and it’s the third largest source of greenhouse gas pollution in the US according to the EPA.