Choose the correct options

1. The quality of air directly [affects|effects] our health.
2. People who care about nature very often [donate|congest] money to ecological charities.
3. Remember the strategy of 3 Rs and try to [eliminate|save] waste.
4. If there are fewer cars in cities, it will [reduce|decrease] road accidents.
5. Global warming makes the [wether|weather] on our planet hot.
6. [Endangered|Dangerous] animal species in Russia are Amur tigers, Siberian cranes, snow leopards and many more.
7. Carbon dioxide [fuels|emissions] cause climate change.
8. Though [deserts|desserts] may seem uninhabited, there are many species that survive in harsh conditions.
9. My classmates invited me to take part in an environmental [company|campaign] at school.
10. A compost [pit|heap] is formed on top of the soil surface.