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Numerous reasons,
Run off from farmland and silt in river deltas can blanket the polyps, robbing them of sunlight and ability to filter feed.
Dynamite fishing ,for obvious reasons.
Beam trawling for fish dragging huge lumps of steel over the coral.
Acidification of the oceans as CO2 levels increase in sea water dissolving the limestone.
Warming of the oceans killing the delicate polyps.
there are more but these are some of the worst.
Boats, overfishing, pollution
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What are the different activities that destroy coral reefs?
what are the different activities that destroy coral reefs
What are the activities that can save coral reefs from destruction?
coral reefs are destructed because the other human getting coral reefs to sell us a tourist spot or souvenirs to have money
What are the activities of man that may destroy coral reefs?
Dynamite fishing, coral hunting, pollution, and over-fishing just to name a few.
How does commercial fishing destroy coral reefs?
they over fish so the coral reefs dead
Does coral reefs effect the human food chain?
Yes coral reefs effect the human food chain.
What type of scientist would study the effects on human activities on coral reefs?
oceanagrapher
Are coral reefs an animal or plant?
coral reefs are actually animals confused plants by the common human
What things are endangering the coral reefs?
There are several things that can harm corals. Most of these are human activities like overfishing and any form of contact with the corals will damage them.
Why are sponges harmful?
Some species (Chondrilla) do destroy coral reefs.
What happen is coral reef was destroy?
the fish will have no live and we have no beautiful coral reefs under the water or at the sea
What is the human impact on coral reefs?
Human activity is placing a third of coral reefs at serious risk of extinction. These activities include increased coastal development, sedimentation due to poor land-use and watershed management, sewage discharge, pollution from agrochemicals, coral mining and over-fishing.
What happens to coral reefs when it gets too hot or too cold?
Slight variations in temperature can actually kill the coral. The perfect temperature for coral to grow is a steady 30 degrees Celsius, and there are concerns that global warming (whether natural or a result of human activities) is having a destructive effect on the world's coral reefs.
