1. If people………. (not be) so careless, Earth wouldn’t be in danger. 2. The amount of waste ……………(decrease) if people started to buy reusable packages. 3. Many fish wouldn’t die if factories………….. (not dump) so many Chemicals into rivers and oceans. 4. If people stopped using cars completely, there………… (be) much less pollution. 5. If people…….. (buy) more recycled paper, there wouldn’t be so much waste. 6. If we ……….(not bury) Chemical waste underground, we …………(not pollute) fresh water supplies. 7. Pollution……….. (not be) such an issue if governments and common people really ………….. (care). 8. What ………. (happen) if the whole world………. (be) full of pollution? 9. If people…………. (pay) a little more attention to the environment, the Earth………… (be) greener. 10. If people no longer……… (pollute) the atmosphere, the air……. (soon become) clean again.