What’s the biggest challenge facing renewable energy sources?

Category: Basic, Profession, Renewable, Solar, Storage, Wind

Author : Admin September 3, 2016


Until a few years back, one of the biggest challenges facing renewable energy sources was their cost of generation. Now, however, with the cost of solar power dropping fast, and the cost of fossil bas...Read more

I heard we can get oil from algae. Is it snake oil or is it legit?

Category: Advanced, Biofuels, Profession

Author : Admin September 2, 2016


This is an interesting story you might want to listen to: Many millions of years back, diverse biomass, a large portion of which were algae, got buried deep inside earth. Over millennia, under extreme...Read more

How did the cost of solar power decrease so rapidly?

Category: Basic, PV

Author : Admin August 27, 2016


From a high of about $30/W in the early 1980s, solar power plants (ground mounted solar farms) in most parts of the world cost much less than $2/W in 2016! Even as recent as 2010, a similar solar P...Read more

Why can’t we simply desalinate sea water to overcome water scarcity?

Category: Lifestyle, Moderate, Profession, Water

Author : Admin August 23, 2016


OK, so we all have heard that many parts of the world are facing, or will soon be facing, serious water scarcity. At the same time, over 70% of our earth is covered by water. Why can’t we simply...Read more

Is it possible to have solar panels on the sides and walls of a building?

Category: Advanced, Lifestyle, PV

Author : Admin August 22, 2016


Image Source: US Dept of Energy The whole world seems to be going solar! While having solar panels on rooftops is becoming less strange every passing year, some folks are keen to have solar panels co...Read more

Is battery storage really becoming very inexpensive?

Category: Basic, Lifestyle, Profession, Storage

Author : Admin July 15, 2016


Batteries are everywhere. It seems we cannot live without them. It also seems they cost really little, and are really economical. So, is the cost of battery storage come down such that such storage i...Read more

Can I construct a green building at a low cost?

Category: Basic, Efficiency, Green Buildings, Lifestyle, Water

Author : Admin May 22, 2016


World over, a good percentage of folks constructing new buildings aspire their buildings to be as green as possible. At the same time, there is a general opinion that a green building costs lot more ...Read more