Maryland’s beloved terrapin faces a serious threat from climate change. Biologist Christopher Rowe describes how rising sea levels and warming temperatures jeopardize the terrapins’ survival.Then, fueled by solar and water power, Mr. Trash Wheel and his companions tirelessly pull litter from the harbor. Adam Lindquist of the Waterfront Partnership’s ‘Healthy Harbor Initiative’ says the devices keep tons of trash from polluting the Bay...