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At least 60m away, and 5m high. I doubt that there is such a thing a bag that bears absolutely can't smell through. Bears and other animals with rhinariums (wet nose) not only smell better than humans, they smell in a different way, they can literally taste odours. A bears sense of smell is roughly 2100 times more sensitive than a humans. Even if you got a ...


This is a great topic deserving of some controlled experimentation. In general the system is non-linear, but can be analyzed in a piece-wise linear fashion the same way many other difficult problems are approached. Some thoughts on the matter; 1)conduction not convection, is the main transport mechanism, 2)cold does not exist, only the absence of heat, 3) ...

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