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Not much about coal is simple anymore.

Whether it's being criticized as a dirty fuel or defended as part of a mining lifestyle, coal even played a part in the last presidential election.

So because of - or perhaps in spite of - the controversy about coal, NRRI's latest biofuelis coming along at just the right time.

Gabrielle R.

The good news is the cyclotella algae turning up in sediment samples from the Great Lakes aren't a problem - like blue-green algae is, for example.

The bad news is that they're indicating a problem: in the food web and with climate change.

NRRI

The rainforest isn't the only place to discover natural remedies and other botanical treasures that may aid human health ... look no further than lowly birch bark, a leftover from lumber and paper-making operations and usually burned on-site for heat.

But birch bark has some natural chemicals that are in demand.  The problem is that, up until now, you could only extract them in grams at a time - not in the quantities that would make it commercially feasible.