Search found 43 results
- 28/05/07, 22:17
- Forum : Climate change: CO2, warming, greenhouse ...
- Subject : Geoengineering: cool the Earth against warming
- answers: 306
- views: 132151
slow heating
when the figures accepted by the majority of experts, including those of the IPCC (not all of the "climatomogues, far, far from there), are 0,60 ° on average on the globe (by the way, that means absolutely nothing, because it covers regions that heat up and others that cool down), in short ...
- 01/03/07, 18:01
- Forum : humanitarian disasters, natural, climatic and industrial
- Subject : Global warming: already screwed up?
- answers: 25
- views: 21050
- 19/01/07, 21:38
- Forum : Fossil fuels: oil, gas, coal and nuclear electricity (fission and fusion)
- Subject : Oil sands in Canada: the US wants them ...
- answers: 20
- views: 14561
- 14/01/07, 23:20
- Forum : Biofuels, biofuels, biofuels, BtL, non-fossil alternative fuels ...
- Subject : Biodiesel based on microalgae
- answers: 1
- views: 3647
- 14/01/07, 22:47
- Forum : Innovations, inventions, patents and ideas for sustainable development
- Subject : Perpetual motion is?
- answers: 585
- views: 301486
response to betty44 for paper buchettes
Good evening, profitable "ecologically", I do not know, but in any case it looks like intelligent recycling: wood ==> pulp ==> paper ==> log machine + water (recovery) + elbow grease + "natural" drying (for several weeks) = log in full view for ...
- 22/12/06, 19:41
- Forum : electric transport: cars, bicycles, public transport, planes ...
- Subject : electric motorcycle EV X7 ... and other models (Zero ...)
- answers: 91
- views: 172086
SMART
At the beginning I had the same reaction as many: what a show-off car. It is true that in Paris that seems damned to be the case, and yet I am only talking about the "Fortwo", not the super show-off coupe / roadster; Looking back, and always to stay in Paris, where any city knows ...
- 16/12/06, 19:28
- Forum : New transport: innovations, engines, pollution, technologies, policies, organization ...
- Subject : TGV to 540 km / h
- answers: 16
- views: 11803
Ah this TGV !!!
Good evening, another TGV which takes itself for an airplane (without wings) How many shovelfuls of atoms, hooked or not, or rather (nium) of long-lived waste will it take to "cross" at 540 km / h? To this train there: mrgreen: it is better to directly connect large cities between them (and ...
- 19/11/06, 21:35
- Forum : electric transport: cars, bicycles, public transport, planes ...
- Subject : Report on the electric Solex on France2
- answers: 14
- views: 18140
- 05/11/06, 18:31
- Forum : New transport: innovations, engines, pollution, technologies, policies, organization ...
- Subject : Bacteria that produce hydrogen
- answers: 11
- views: 11634
- 05/11/06, 10:06
- Forum : Climate change: CO2, warming, greenhouse ...
- Subject : Biodiesel vs ethanol
- answers: 4
- views: 7671
it carbides in the fields
Has our National Lumberjack also found the yield figures for Miscantium (or "elephant grass") for ethanol production? We do not seem to consider the production of bio fuels, only from "classic" agriculture, that is to say in open fields, ...