02 Jan
For a while I’ve been reading the Lenovo blog Inside The Box [1], even though I plan to keep my current laptop for a while [2] (and therefore not buy another Thinkpad for a few years) I am interested in the technology for it’s own sake and read the blog.
A recent post concerns a new [...]
Posted in Review by: etbe
6 Comments
01 Jan
Glen Turner writes about silly people who think that fluorescent lights don’t save energy over their lifetime [1].
A compact fluorescent light (one that is designed for the same socket as an incandescent globe) is not the most efficient light source, the Luminous Efficiency page on Wikipedia [2] lists a CFL as having an efficiency of [...]
Posted in Politics by: etbe
7 Comments
22 Dec
The current method of carrying young children (less than 4-6 years old) in cars is to have a special car seat fitted in the back seat. This has several significant problems:
It takes significant space in the back seat. The child seat is going to add at least 10cm to the length required in [...]
Posted in Cars by: etbe
12 Comments
17 Oct
I just read a nutty post claiming that Neo-Conservatism is good for the environment [1].
The first bogus claim is that Saddam had WMD and war was required because he was a despot. The fact is that the Iraqi government was always repressive, there are many factions in Iraq that don’t like each other and [...]
Posted in Politics by: etbe
14 Comments
27 Sep
Davyd Madeley writes about vegetarianism for the environment [1] which is listed in Wikipedia as Environmental Vegetarianism [2]. He links to an article on the Huffington Post [3]. The Huffington Post article in turn links to an article on GoVeg.com about global warming [4].
Mass-produced meat is not only bad for the environment but [...]
Posted in Politics by: etbe
9 Comments
04 Sep
I previously posted about Interesting Ideas from George Monbiot, one of which was to establish individual emissions trading.
Gyros Geier disagrees with this and cites the current emission trading schemes as evidence. There are several fundamental differences between George’s idea and the current implementations of emission trading.
The biggest flaw in current emission trading schemes is [...]
Posted in Politics by: etbe
1 Comment
01 Sep
My post about Why Hydrogen Powered Cars Will Never Work has received a record number of comments. Some of them suggested that carbon geo-sequestration (storing carbon-dioxide at high pressure under-ground) is the solution to the climate change problem. The idea is that you can mix natural gas or coal gas with steam at [...]
Posted in Politics by: etbe
6 Comments
31 Aug
Here is a transcript of a lecture by George Monbiot about climate change and what we need to do. The latest scientific evidence suggests that we need to cut emissions to zero by 2030 to avoid significant increases in the sea level over the next century, George describes some options that will form [...]
Posted in Politics by: etbe
4 Comments
30 Aug
BMW has released a new prototype hydrogen powered car. The bmwworld.com web page about it claims the cruising range is 190 miles. Added to the 400-mile range of the normal fuel tank, the 745h can go 600 miles between fill-ups. The first issue is that 10 miles are not accounted for (maybe it [...]
Posted in Cars, Politics by: etbe
4 Comments
28 Aug
One of the most important issues for a commodity fuel for vehicles is that it be convenient and safe to transport. For quite a while LP Gas has been available as a cheaper car fuel. Even with increasing petrol prices it’s acceptance is well below 100% due to extra expense in storing the [...]
Posted in Cars, Politics by: etbe
66 Comments