Watershed And Ocean Ecosystems
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Off Shore drilling
World-wide over fishing is one of the biggest threats to the health of seas and their inhabitants.As fish are lost they are replaced smaller,faster-growing species like plankton,feeding fish,and shellfish,leading to potentially irreversible shifts in the entire ocean ecosystems.Many scientists say most fish populations could be restored with aggressive fisheries management better enforcement of laws governing catches,increased use of aquaculture.
Effects of littering
Specific legislation exists in the following countries:
- United States - punishable with a more than $500 fine, community service, or both, as set out by state statutes and city ordinances. All 50 states have anti-litter laws.[ Most highways and national parks are punishable with $1,000 fine or 1 year in prison when they had serious damages. In some areas, the penalties for highway littering can be up to $10,000.