Tag: cost
What’s the biggest challenge facing renewable energy sources?
Category: Basic, Profession, Renewable, Solar, Storage, WindAuthor : 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, ProfessionAuthor : 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, PVAuthor : 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, WaterAuthor : 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, PVAuthor : 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, StorageAuthor : 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, WaterAuthor : 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