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The Mandalorian season 2 Apple One launch NASA's 'Greater Pumpkin' Spiders with legs that hear Google's Halloween Doodle game CDC on trick-or-treating risks Charlie Brown's Great Pumpkin

Green news harvest: Ethanol industry falls short

Corn ethanol companies are shutting down operations, while cellulosic ethanol from nonfood sources is still years away from commercial-scale production.

A sampling of green-tech news with quick commentary.