Ecology also teaches that all life on earth can be viewed as a competition among species for the solar energy captured by green plants and stored in the form of complex carbon molecules. A food chain is a system for passing those calories on to species that lack the pant's unique ability to synthesize them from sunlight.
Michael PollanStudents are very engaged by the issues, and it's not surprising because food choices are one of the few powers a child has.
Michael Pollan