Why have marine fish stocks been depleted significantly in the last 75 years?

90% of fish stocks are used up – fisheries subsidies must stop ... Year after year, we have been pushing the boundaries of the ocean's ... Nearly 90% of the world's marine fish stocks are now fully exploited, overexploited or depleted. ... underpinned the dramatic decrease of fish stocks in the last 40 years, ...

Explanation:

ish catches have declined markedly and are likely to fall further, a study has found, with warming oceans to blame. ... The findings come from a study that has used “hindcasting” methods to reconstruct the effects of global warming, overfishing and other impacts on fisheries over the 80-year period from 1930 to 2010

Explanation:

a. the production of carbon dioxide through the process of photosynthesis

the answer would be d : p