Eutrophication is a natural phenomena, in this the fertilizers which are rich in concentration of nitrogen and phosphorus due to the effect of surface runoff get deposited in the nearby water body such as river, lake, pond and others. These fertilizers facilitate the growth of aquatic plants in the water body. The excess growth of plants reduces the oxygen content of the water body, which results in decline in the population of aquatic animals and foul smell in water.
The answer to this question is More elastic A product usually become inelastic if that product does not have any subtitute to fulfill the same function. In the long run, advancement in technologies will create a way cheaper method in producing energy (such as electric, nuclear, or solar) which will make natural gas become more elastic.
