Mike writes "Signaling a bright future for sustainable energy, 15-year-old Javier Fernandez-Han has created a remarkable algae-powered energy system that is capable of producing food and fuel, treating waste, containing greenhouse gases, and releasing oxygen. Dubbed the VERSATILE system, the project recently netted him a $20,000 scholarship for winning this year's Invent Your World Challenge."
I've never been canoeing before, but I imagine there must be just a few
simple heuristics you have to remember...
Yes, don't fall out, and don't hit rocks.