¥Your canÕt get something for nothing, or there is not
such thing as a free lunch (first law
of thermodynamics).
¥
¥If you think things are mixed up now just wait, or you canÕt even break even (second law
of thermodynamic, energy degradation Òup and alongÓ the food web ).
¥
¥Everything must go somewhere, or there is not away (law of
conservation of matter, biological
magnification??).
¥
¥Everything is connected to everything,
but how?
¥
¥In most cases the greater the
diversity of a system the greater its stability.
¥
¥Nature frequently but not always ÒknowsÓ best.
¥
¥Up to a point the bigger the better; beyond that point, the bigger the
worse (negative externalities, negative Òemergent properties,Ó threshold
effects)
¥
¥Existence of non-linear and threshold
effects