1. The air/ water quality/ getting/ worse/ worse.
The air and water quality are getting worse and worse.
2. Carbon footprint/ serious problem/ to/ environment/ now.
Carbon footprint is a serious problem to the environment now.
3. We/ should/stop/ litter/ our neighbourhood.
We should stop littering our neighborhood.
4. People/ should/ stop/ dump waste/ lakes and rivers/ reduce water pollution.
People should stop dumping waste in lakes and rivers to reduce water pollution.
5. My school/ will/ organize/ environment program/ next week.
My school will organize an environmental program next week.
6. The villagers/ our neighbourhood/ doing a lot/ save endangered
The villagers in our neighborhood are doing a lot to save endangered species.
7. Trees/release/ oxygen/ absorb/ carbon dioxide.
Trees release oxygen and absorb carbon dioxide.
8. Cutting down trees/ can/ harm/ environment/ ecosystems.
Cutting down trees can harm the environment and ecosystems.