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  1. Farming, Gardening & Homesteading
    Greetings. I intend to build an off-grid home with a greenhouse in the desert southwest. I'll catch rainwater on a huge roof, over 20,000 gallons a year, and grow whatever I can using "ollas" to stretch the water 10x. I'll control summer temperatures by running earthtubes into the greenhouse...
  2. Disaster Preparedness General Discussion
    Spirulina platensis is an algae that grows in puddles, pond water, sea water, even human wastewater ponds. It is a single celled blue green algae. It uses minerals in the water and the power of the sun to reproduce incredibly fast - a culture can double it's total algae mass every forty eight...
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