By Luís de Sousa, At the edge of time blog
Photo-Voltaics (PV) is an energy source where this problem has been more acute. Equipment and installation prices collapsed four or five fold since 2010, but published EROEI studies have not converged; in fact it appears they dispersed even further.
By Gail Tverberg, ourfiniteworld.com
Many people are hoping for wind and solar PV to transform grid electricity in a favorable way. Is this really possible?
By Paul Gilding, Resilience.org
We’ve reached a tipping point where fossil fuels will enter terminal decline, independently of climate policy action. Given climate policy action is also now accelerating, fossil fuels are double dead. To paraphrase Douglas Adams, “So long and thanks for all the energy”.
By Gail Tverberg, Our Finite World
Does the recent climate accord between US and China mean that many countries will now forge ahead with renewables and other green solutions? I think that there are more pitfalls than many realize.
By Gail Tverberg, Our Finite World
On August 6, I wrote a post called Making Sense of the US Oil Story, in which I looked at US oil. In this post, I would like to look at other sources of US energy.
By Mary Odum, A Prosperous Way Down
The more we expand our populations and built space over the landscape, the less the biosphere can offer its free services to the human economy.