Adolescence /ˌæd

soil/coastal erosion
exhaust /ɪgˈzɔːst/ /-ˈzɑːst/ noun [ U ]
the waste gas from an engine, especially a car's, or the pipe the gas flows through
Car exhaust is the main reason for the city's pollution.
See picture car exterior
fertilizer , UK usually fertiliser /ˈfɜː.tɪ.laɪ.zə r / /ˈfɝː.t ̬ ə l.aɪ-/ noun [ C or U ]
a natural or chemical substance which is spread on the land or given to plants, to make plants grow well
organic fertilizer a liquid/chemical fertilizer
flood /flʌd/ noun WATER
1. [ C or U ] a large amount of water covering an area that is usually dry
After the flood it took weeks for the water level to go down.
The river is in flood (= water has flowed over its banks) again.
2. in floods of tears UK
crying a lot I found her in floods of tears in the toilets.
3. the Flood
(in the Bible) a flood sent by God that covered the whole Earth as a punishment