A new report from the U.N. shows little regulation of the seaweed industry and growing concern for the spread of diseases that can disrupt ecological balance.
Last week, thousands of dead mussels washed up on the shore of Long Island.
The benefits of no-till and cover crops abound. Still, there are hurdles to making the move away from traditional farming.
Genetically engineered salmon could be approved for human consumption in 2013.
Animals may not be the only lifeforms with the capacity to swap information acoustically.