I have an electric weed wacker, and for my purposes it works great. But even for more industrious weed wacking demands, I don't think small gasoline engines are

I have an electric weed wacker, and for my purposes it works great. But even for more industrious weed wacking demands, I don't think small gasoline engines are contributing that much to global carbon. Pollution and smog, otoh, two strokes are notorious for polluting.