Alain Proust, au cours de l’émission La Maison France 5 du 27 octobre:
1 moulin a eau développe 1 kW, soit autant qu’un fer à repasser. Mais cela représente le travail de 4 chevaux ou de 30 hommes…
Archives de l’auteur : kodiak
Collapse
Jared Diamond says:
– societies collapse. examples a many, old or recent. It was worse in the pre-historic times (i.e. before writing existed – think Maya) because lessons from the past could not be captured
– ecology is twofold. First-world ecologist think about solving their societies. Global ecologists (Diamond is clerly of the latter) think about solving world issues, which are many (he cites 12), but upmost overpopulation.
– we’re doomed.
– William Rees explains it is « a necessary antidote » to followers of Julian Simon [in Wikipedia article on Collapse]
links for 2010-10-27
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le concepteur de l'extension ecologique en bois a Grenoble & de la renovation de la petite maison de Michel Thouvenot (livre)
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tres bon resume sur la RT 2010 et le passif
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efficacité énergétique dans la climatisation des bâtiments neufs et existants
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nombreuses presentations sur puits canadien 7 alii
links for 2010-10-26
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With the use of recycled and second-hand items I hope that individuals and teachers will use this blog to bring back the joys of doing science.
links for 2010-10-25
links for 2010-10-22
links for 2010-10-21
links for 2010-10-14
links for 2010-10-09
Stop Recycling…
… and start repairing!
Read the Platform 21 manifesto