-- - Sustainability - -- "Sustainability" means we benefit from
resources without compromising the ability of future generations
to benefit from them. The Natural Step © Framework for
Sustainability can help us understand that concept even further,
providing insight for achieiving balance in our resource use.
System Principles | System Conditions | Life Requirements
Checklist |1. Nothing disappears. All the matter that was on
earth millions of years ago is still here. Anything we create
stays here. You can't destroy matter or energy only change its
composition or form. You never really throw anything "away," you
just put it somewhere else. Burn fossil fuels and they turn into
visible and invisible gas. Some of those gases are useful,
except in excess (carbon dioxide). Others are neutral (water
vapor), but some are toxic (sulphur dioxide). |2. Everything
spreads. Matter and energy like to break up into smaller units.
Everything tends to disperse. Nature is extremely efficient, if
it takes less energy to come a