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Blob

Smart Reasoning:

C&E

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Qaagi - Book of Why

Causes

Effects

the DNR ... to helppreventzebra mussels from getting into their lakes

We d , Feb 2 , 2011from West Central Tribune , Willmar , Minnesota : Not enough being doneto preventzebra mussels spread in local lakes

N.D. - As we reported earlier this week , the Game and Fish Department announcedhas discoveredZebra Mussels in Lake Ashtabula

McCook Lake - MidWest Outdoors Zebra MusselsDiscoveredin McCook Lake Zebra mussels

Saskatchewan boaters urgedto preventzebra mussel stowaways in lakes

a boatload of problems ... teamingto preventzebra mussels in area lakes

its most expansive — and expensive — effort yetto preventzebra mussels from getting into the lakes

proactive effortsto preventzebra mussels in Lake Pflugerville

The goal of the Allianceto preventzebra mussels from getting into their lakes

resulting impacts(passive) caused byresulting impacts

a great deal of economic damagehave causeda great deal of economic damage

$ 500 million in damage annuallycaused$ 500 million in damage annually

damage to boats and block up water treatment plant intakescausedamage to boats and block up water treatment plant intakes

roughly $ 3-billion in damage each year to boats , beaches , water - intake pipes and fisheriescauseroughly $ 3-billion in damage each year to boats , beaches , water - intake pipes and fisheries

in a “ dead ” lake….no fish , crystal clear in some portions of the lakewould resultin a “ dead ” lake….no fish , crystal clear in some portions of the lake

in 2010were discoveredin 2010

a severe reduction in the primary food source for whitefish - a tiny crustacean known as diporeiahave causeda severe reduction in the primary food source for whitefish - a tiny crustacean known as diporeia

problemsdo causeproblems

Blob

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