In a fresh water hazard in North Atlantic ocean dramatic declines in fisheries observed most because of migratory birds, pollution, habitat loss and over fishing.
Explanation:
North Atlantic Ocean is a rich fishing zone. But in fresh water hazards oceanic or marine salty water also suffered a lot. Seasonal variation in coming of migratory birds in the ocean, water pollution due to oil spill (accidental leakage of oil from ship) and habitat loss for pollution, over fishing (doing fisheries in the same zone repeatedly lessens the number fishes) etc.
Over fishing of same species of fish reduces the number of fishes in that particular zone which hampers the aquatic ecosystem also. Because each marine animal is a food for other animal in the food chain hierarchy.
Answer:
Through nonviolent protest, the civil rights movement of the 1950s and '60s broke the pattern of public facilities' being segregated by “race” in the South and achieved the most important breakthrough in equal-rights legislation for African Americans since the Reconstruction period
Explanation:
Answer:
It’s the same beacuse the immigrants were wanting to start a new life here. It’s differnt beacuse we can’t have them here now like we could back then
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Many nations agreed to stop using chemical weapons after World War I.
Explanation:
The use of chemical weapons during World War I had devastating effects on humanity; both on the aggressors and aggrieved. It killed hundreds of thousands and gave many others, after-effects that lasted them decades.
The Chemical Weapons Convention (CWC) control treaty was put into force on 29th April 1997 where production, stockpiling, and use of chemical weapons was outlawed.
