Algal blooms are gross and bad for the environment. As the blooms die and decay, oxygen is consumed and then fish die. Worse, some algal blooms produce toxins, such as neurotoxins, that are harmful to humans and other animals. Now, we can add another to the list: Heart toxins.
A new kind of genetically engineered wheat is more efficient at absorbing phosphorus from the soil and, hence, should require less fertilizer.