Solar power has been used since the ancient times as it is one of the easiest, most efficient, and most available sources of renewable energy existent. Because of its affordable price tag and the fact it is a constant source of energy; many locations throughout the world have harnessed the power of the sun in an effort to cut down on their use of fossil (more…)

In the race to save the environment, one of the most important things is reducing greenhouse gas emissions to lessen the global carbon footprint. One of the biggest ways to achieve this is to look for alternative options when it comes to transportation. Cars are required to get from one place to another, so the question is how to make them more (more…)

Clean tech investors seem to agree that the criteria for a sound investment are still focused on the “Team, Technology, and Markets.”  But according to John Denniston, Partner at Kleiner Perkins Caufield & Byers, “We’re either at the beginning of the end or the end of the beginning” (March 15 Keynote at the 2011 San Francisco Cleantech Forum). This shift in the clean (more…)

Worldwide installed wind capacity grew by 38.3 GW in 2010, according to the Global Wind Energy Council. That’s an increase of 24% in global wind capacity, and slightly higher than previous estimates of how much wind had grown last year. In February the total new installed wind capacity was estimated at 35.8 GW, significantly less than the 38.6 new GW installed in 2009. The (more…)

Dedicated bus lanes, subway-like stations, intermodal terminals and infrastructure improvements to move buses more efficiently are all features you might see in one of the many Bus Rapid Transit (BRT) systems that are popping up in cities all over the world. After the success of the world’s first BRT in Curitiba, Brazil, planners (more…)

Due to its relatively small size, the limited number of resources it has, as well as its increasingly urbanized atmosphere, Singapore has had little choice in moving toward renewable energy and energy efficient technologies. Because of its intense desire to go green, it has become an international destination for clean technology, especially in production and (more…)

I recently returned from India, where hundreds of millions of people — 45 percent of the rural population — live in villages with no electricity. Many of them are poor and live with the stubborn problems of illiteracy, malnutrition and hardship that no aid program has been able to fix. Now, however, some development experts and entrepreneurs are beginning to consider (more…)

In the recent weeks after Japan was ravaged by one of the largest earthquakes in recorded history and the tsunami that resulted, Fukushima has been used around the world as a rallying cry for those against the further development of nuclear power and in favor of renewable energy. While one energy crisis has been going on in Japan, however, there is one green energy story (more…)

In the wake of the Japanese nuclear crisis, only 43 percent of Americans say they support construction of new nuclear plants, a steep drop from the 58 percent who said they approved of new plants in 2008, a CBS News poll shows.

While 7 in 10 Americans said they believe nuclear power is generally safe, only 35 (more…)

Many commuters in large metropolitan areas and in big cities both here in the U.S. and globally rely on public transportation for getting to and from places. After all, it is often a hassle to sit in traffic and can be quite inconvenient in a densely packed area to drive a car, not to mention the environmental problems with air pollution associated with driving. So, naturally (more…)