Earth Day: Let's all do this!
Stumpy, an ugly but beloved cherry tree in D.C.'s National Mall, struggles to stay alive. Saltwater from the brackish Potomac River laps over the seawall, due to a one-foot rise in sea level over the last century. An inconvenient truth, and Stumpy is not alone.
Rainforest destruction, horrific wildfires, crushing heat, melting glaciers, torrential rains and floods, violent hurricanes, tornadoes and drought all contribute to a new catastrophic “normal.” Climate change is obvious.
Natural and manmade causes are to blame. Natural fluctuations have occurred due to changes in Earth's orbit (18,500 BCE) and in ocean currents (11,000 BCE). A medieval warm period occurred in northern Europe (1,000 CE), and a “Little Ice Age” (1600-1700 CE) happened.
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