Coal is somewhat notorious for not being the cleanest of fuels. Similarly all combustion systems release a good deal of carbon dioxide. A new form of clean coal technology reached an important milestone recently, with the successful operation of a research-scale combustion system at Ohio State University. The technology is now ready for testing at a larger scale. (more…)

Renewable energy is undoubtedly a current issue; increasing awareness of the dangers of climate change, along with greater government involvement has made the prospect of renewable energy an incredibly exciting and attractive sector. What many people remain unaware of however is the scope of a sector named ‘renewable energy’ instead focusing on the (more…)

Our Green Off-Patent Report provides selected highlights of green patents which have completed their 20-year terms and recently expired or will complete their terms and expire within the next week or so (assuming the patentee paid all requisite maintenance fees; U.S. patents require payment of fees 3 1/2, 7 1/2, and 11 1/2 years after issuance to stay in force). (more…)

As oil prices soar, the exploration of alternative fuel sources continues. Primus Green Energy, based in Hillsborough, New Jersey, has created a high quality, 93-octane bio-gasoline at a price that will be both competitive and profitable once production is scaled up. (more…)

CoolPlanet Energy Systems (CoolPlanet) is a Camarillo, California, company that is developing a “negative carbon” drop-in gasoline replacement fuel from biomass.

According to the company’s web site, the fuel is made using proprietary biomass fractionator (more…)

Natural gas has been getting a lot of bad press recently because of the fracking (‘hydraulic fracturing’) debacle. The problem is that this method of gas drilling is riddled with controversy and real environmental risks. Gasland, an Oscar-nominated documentary about fracking, brought to the world’s attention how people (more…)

Enerkem is a Montreal, Canada-based company that designs, manufactures, owns and operates waste-to-biofuels plants.

Enerkem takes municipal waste and, through gasification and catalytic synthesis, converts it into advanced biofuels. The company calls its process “carbon recycling” to signal that it takes carbon that (more…)

As we look for ways to reduce our dependence on finite oil reserves that emit greenhouse gases and cause climate change, the solutions will come in varied forms.

One company that is researching a novel way to turn waste into electricity is Plasma2Energy, a Texas-based technology (more…)