I suppose it’s recycle; she’s reusing her own bags.
If you are referring to selection pressure, when the selection pressure decreases, there will be weaker forces of natural selection. The angler fishes without the favourable traits would not be that strongly selected against and vice versa. In some cases such as predation selection pressure, the population of angler fishes in the habitat may increase
The water molecules enter a gaseous state called water vapor. So water Evaporates.
Protections the ozone layer
Maintaining animal and human food chain
Preserving potable water and making efficient use of non renewable resources
