This is a guest entry from Gary Dikkers who explains that Minnesota and Wisconsin are near twins, except in the category of fuel economy. —————————— One of my cars is a 1999 GMC Sonoma light […]
Tag: reader submission
A Seamless Transition to a Post-Fossil Economy?
I am going to be covered up through the weekend, but there have been some good discussions down the page that I want to bump up as stand alone posts. One is a discussion of […]
Mark Jacobson Responds to Vinod Khosla
Following the previous response by Vinod Khosla, I sent a link to Professor Jacobson and asked if he had any comments he wanted to make. I received the following, along with permission to post it: […]
Vinod Khosla on Mark Jacobson
Note: In the interest of fairness, I will post a response from Mark Jacobson tomorrow. In response to my recent essay, Vinod Khosla and The Truth, I got a response from Mr. Khosla in which […]
Algal Biodiesel: Fact or Fiction?
The following is a guest post by John Benemann. John has many years of expertise in biomass conversion, and previously co-wrote a guest piece on cellulosic ethanol. On the subject of biodiesel from algae, he […]
TDP: What Went Wrong
I am still working on an essay on butanol, pentanol, and higher-chain alcohols, but it has been really difficult to find the information I am looking for. (But I have figured out why bio-butanol has […]
Prop 87: A Reader Responds
Below is a response from reader Earl Killian, who lives in Silicon Valley. Earl sent me an e-mail a couple of days ago in response to my August essay on Prop 87: California’s Proposition 87 […]
Fan Mail – Part II
Now, for the second installment – Jim Paris’ over the top rant in which he ignores everything I have been telling him – followed by a response to the points he raised. I did send […]
Fan Mail – Part I
Warning: If you send me an e-mail, in which you proceed to waste my time and make a fool of yourself, consider it fair game for publication. When I get these e-mails, I have always […]
Ammonia and Biofuels
The following is a guest post by Dave Bradley, who has some very good technical essays on wind power here. Dave introduced himself to me via e-mail several months ago, and after exchanging a few […]