Across
- 4. technology whose use is intended to mitigate or reverse the effects of human activity on the environment.
- 6. economic development that is conducted without depletion of natural resources.
- 8. the presence in or introduction into the environment of a substance which has harmful or poisonous effects.
Down
- 1. not poisonous or not containing poisonous substances.
- 2. energy fueled in ways that do not use up the earth's natural resources or otherwise harm the environment, especially by avoiding the use of fossil fuels or nuclear power
- 3. the release of carbon into the atmosphere.
- 5. the non-human-made surroundings and conditions in which all living and non-living things exist on Earth
- 7. containing or being poisonous material especially when capable of causing death or serious debilitation