"If every American household replaced 5 bulbs, it would save as much every as removing 8 million cars off of the road. " Carbon Friendly.com

For simple easy to use carbon footprint calculator. Go here.

Indications of environmental stress due to human inability to halt consumptions at sustainable levels are evident as climate change, species extinction, desertification, fresh water scarcity, etc…

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“Human activity is putting such strain on the natural functions of Earth that the ability of the planet’s ecosystems to sustain future generations can no longer be taken for granted.”