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.
Kennesaw Mountain (summitpost.org) Kennesaw mountain is a prominent mountain (hill) north of Atlanta. It is notable for one of the bloddiest civil war battles to take place in Georgia.