NEWS _menace _menace .

NEWS• http://news.yahoo.com/s/ap/climate_09_jellyfish

_menace• http://www.boston.com/news/nation/articles/

2009/11/19/us_liable_in_katrina_flood_judge_says/

• http://www.boston.com/business/articles/2009/11/16/in_battle_to_save_hemlocks_hope_rests_on_a_beetle/

• http://www.boston.com/news/science/articles/2009/11/18/carbon_pollution_up_despite_recession/

Wetlands

Image courtesy of Moni3, Wikipedia

Wetlands

• Name 3 wetland environments

• What makes them wet?

• What makes them valuable?

• What threatens wetlands?

Salt Marsh

Image courtesy of Wikipedia

Spartina

Images removed due to copyright restrictions.

Invasive Species

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Vernal Pools

Image courtesy of United States Geological Survey

Amphibians, Reptiles

Images removed due to copyright restrictions.

No Predators

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MA Wetlands Protection Act• No person shall remove, fill, dredge or alter any bank, riverfront

area, fresh water wetland, coastal wetland, beach, dune, flat, marsh, meadow or swamp bordering on the ocean or on any estuary, creek, river, stream, pond, or lake, or any land under said waters or any land subject to tidal action, coastal storm flowage, or flooding, other than in the course of maintaining, repairing or replacing, but not substantially changing or enlarging, an existing and lawfully located structure or facility used in the service of the public and used to provide electric, gas, water, telephone, telegraph and other telecommunication services, without filing written notice of his intention to so remove, fill, dredge or alter, including such plans as may be necessary to describe such proposed activity and its effect on the environment and without receiving and complying with an order of conditions and provided all appeal periods have elapsed.

8 Interests of the Wetlands Protection Act

• Protection of public and private water supply• Protection of groundwater supply• Flood control• Storm damage prevention• Prevention of pollution• Protection of land containing shellfish• Protection of fisheries• Protection of wildlife habitat

SolutionsProtecting Wet lands

Legally protect existing wetlands

Steer development away from existing wetlands

Use mitigation banking only as a last resort

Require creation and evaluation of a new wetland before destroying an existing wetland

Restore degraded wetlands

Try to prevent and control invasions by nonnative species

Natural CapitalEcological Services of Rivers

• Deliver nutrients to sea to help sustain coastal fisheries

• Deposit silt that maintains deltas

• Purify water

• Renew and re-nourish wetlands

• Provide habitats for wildlife

Images removed due to copyright restrictions.

Salmon

Image courtesy of US Army Corps of Engineers

SolutionsRebuilding Salmon Populations

Building upstream hatcheries

Releasing juvenile salmon from hatcheries to under populated streams

Releasing extra water from dams to wash juvenile salmon downstream

Building fish ladders so adult salmon can bypass dams during upstream migration

Using trucks and barges to transport salmon around dams

Reducing silt runoff from logging roads above salmon spawning streams

Banning dams from some stream areas

Fisheries

Images removed due to copyright restrictions.

Images removed due to copyright restrictions.