We are being told to eat local and seasonal food, either because other crops have been tranported over long distances, or because they are grown in energy-intensive greenhouses. But it wasn't always like that. From the sixteenth to the twentieth century, urban farmers grew Mediterranean fruits and vegetables as far north as England and the Netherlands, using only renewable energy. These crops were grown surrounded by massive "fruit walls", which stored the heat from the sun and released it at night, creating a microclimate that could increase the temperature by more than 10°C (18°F). Later, greenhouses built against the fruit walls further improved yields from solar energy alone. It was only at the very end of the nineteenth century that...

Formations autoconstruction d'outils de travail agricole. Plateforme web du matériel libre et de l'autoconstruction en agriculture.

<a href="http://imgur.com/LFik24k"; rel="nofollow"><img src="http://i.imgur.com/LFik24k.png?1";  /></a> [url=http://marjorywildcraft.com/]Marjory Wildcr

The Humanure Handbook and all things humanure, How to use a Humanure Toilet - Composting human waste, recycling human excrement, using a compost toilet, ecological sanitation, making a compost bin, using a compost thermometer, composting animal mortalities, thermophilic composting.

Cell fusion is anti-evolutionary and is contributing to the the loss of agricultural biodiversity. The genes cannot be recovered from cell fusion hybrids.

Plastik galt als biologisch nicht abbaubar. Dann wurde eine neue Pilzart entdeckt, die Kohlenstoff aus Plastik zieht & es so biologisch abbaubar macht.