drought - storm - melting ice caps
overfishing - pollution - ozone layer
pesticides - rising sea level
sulfur dioxide - oil spills - aycid rain
emission trading - desertification
fossil fuel - silent spring
noise pollution - nuclear radiation
exhaust fumes - smog - deforestation
greenhouse effect
ultraviolet radiation - carbon dioxide
exhaust fumes - smog - deforestation
greenhouse effect
ultraviolet radiation - carbon dioxide
"Cree Prophecy"
Only after the last tree has been cut down,
only after the last river has been poisoned,
only after the last fish has been caught,
then will you find that money cannot be eaten.