Question

1. the map below shows amounts of mercury pollution in kilograms.

mercury pollution in 2008
emissions of mercury to the atmosphere, in kilograms
(per county)
<100 kg/yr 100-499 kg/yr 500-999 kg/yr ≥1,000 kg/yr
what are the major ecological concerns about mercury release into the environment?
mercury vapor in the atmosphere combines with wea creating acid rain to fall. this lowers the ph of humic end streams.
mercury in the atmosphere can cause the breakdow of layer. this leads to uv radiation exposure which can cancers and harm amphibian populations.
mercury releases radiotopes. these can ca thyroid problems, and digestive issues. long ter cause an increased risk of cancer.
mercury is a heavy metal that builds up in organi the food chain, such as large fish. it is toxic to mar and causes neurological problems and birth defec

Explanation:

Mercury is a toxic heavy metal that bioaccumulates in the food chain, poses direct health risks to humans and wildlife through ingestion, damages ecosystems, and has atmospheric impacts like harming the ozone layer and causing acid rain. The most comprehensive and major ecological concern among the options is its bioaccumulation in the food web leading to severe health impacts.

Answer:

Mercury is a heavy metal that builds up in organisms. The food chain, such as large fish. It is toxic to man and causes neurological problems and birth defects.