Potential chemical weapons from living organisms. Toxins are effective and specific poisons produced by living organisms. They usually consist of an amino acid chain which can vary in molecular weight between a couple of hundred (peptides) and one hundred thousand (proteins).
1 NREL previously calculated wind farm land usage at about 85 acres per MW of capacity and capacity density of 3.0 Â±1.7 MW/km 2. 2  Yale calculated wind energy usage down to the turbine level, calculating 1-3 acres per turbine.
home or farm scale wind turbines wind turbines under 100 kilowatts cost roughly $ 3000 to $ 8000 per kilowatt of capacity a 10 kilowatt machine the size needed to power a large home might have an installed cost of $ 50000 $ 80000 or more