Environmental

Recent Posts

Some aircraft designers think outside the box to improve efficiency
Posted on 24 Mar 2011 by Thomas H. Clarke, Jr.

Concern has been expressed in recent years over the contribution of aircraft to GHG emissions. Some airlines have gotten favorable publicity for experimenting with bio-derived fuels. But, what if aircraft were to target reducing fuel consumption by half... Read More

Can addressing air pollution decrease global warming? You betcha
Posted on 14 Apr 2013 by Thomas H. Clarke, Jr.

Prior posts have noted the adverse health impacts from small particles, often referred to generally as PM10 and/or PM2.5. Prior posts have also noted the adverse impact of soot on global warming, which because it is black and absorbs heat warms up the... Read More

Solar cells are becoming less expensive
Posted on 16 Dec 2010 by Thomas H. Clarke, Jr.

"The future, according to MiaSolé, a Californian start-up, is unrolling at one centimetre a second in a bland-looking building in Silicon Valley. Despite the location, and the fact that most other solar cells are made from silicon, MiaSolé's... Read More

Because some ships may be less carbon intensive than others, customers can influence emissions
Posted on 16 Dec 2010 by Thomas H. Clarke, Jr.

"If the shipping industry were a country, it would be the sixth-biggest industrial carbon emitter in the world. Whereas big countries have plans for cutting emissions, shipping does not. The UN climate talks in Cancún are unlikely to change... Read More