Cape Cod marsh. Joshua Bousel via Creative Commons
Cape Cod marsh. Joshua Bousel via Creative Commons

Why Are Our Marshes Dying?

Marshes are dying off, and scientists are trying to figure out what’s killing them. In my new “Matter” column for the New York TimesIn my new “Matter” column for the New York Times, I look at a new experiment that points to a surprising culprit. Check it out.