In the Antarctic, AdĂ©lie penguins harbor consistent levels of the pesticide DDT even though itâs been widely banned since the 1970s. The source: glacier meltwater that trickles past the penguins on its way to the sea, eventually making its way into the penguinsâ food webs.
The Dyings have been too deep for me, and before I could raise my Heart from one, another has come. Emily Dickinson, 1884