Useful concept of "ecological leverage" to measure social costs http://www.motherjones.com/tom-philpott/2011/07/menhaden-omega-protein-chesapeake … ht @davidmanheim
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Replying to @vgr
@vgr@davidmanheim I'd prefer using existing language, maybe http://en.wikipedia.org/wiki/Foundation_species … (http://en.wikipedia.org/wiki/Keystone_species … doesn't quite fit)1 reply 0 retweets 0 likes -
Replying to @danielharan
@danielharan@davidmanheim Existing language is too subjective/qualitative. Leverage suggests ways to systematize risk models.1 reply 0 retweets 0 likes -
Replying to @vgr
@vgr@davidmanheim then use graph measures to quantify it, "leverage" is just as mushy.2 replies 0 retweets 0 likes -
Replying to @danielharan
@danielharan@davidmanheim Yes, but even w/o that, 'leverage' has advantage of not being a 0-1 religious-value type term like "foundational"2 replies 0 retweets 0 likes -
Replying to @vgr
@vgr@davidmanheim eh? I really don't see the religious thing. To me it's more like architecture - bottom layer an ecosystem rests on.2 replies 0 retweets 1 like
@danielharan @davidmanheim You might be the exception, but most environmentalists I know tend to cargo cult this stuff a lot.
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