A scientifically unsanctioned ocean fertilization project in 2012 put 100 tons of iron sulphate into the water off the west coast of Canada. This is widely credited with increasing salmon runs and other fish stocks. ith the dose of fertilizer having run its course and not been repeated, there now seems to be a die off in the population of predator seagulls.
So “the grass” got greener and grew taller, didn’t it kill the moss though?