Kaylee McHenry & Gabrielle Tillinghast Timeline

The Lacey Act

May 25, 1900

The Lacey Act prohibited the transport of illegally obtained wildlife across state lines, and outlawed hunting in Yellowstone National Park.

Schools shut down in L.A due to smog.

Mar 26, 1954

Heavy smog conditions forced city officials in Los Angeles to shut down local schools for most of the month of October.

NASA photo release

Dec 24, 1968

NASA released the first space image of Earth "Blue Marble."

Fire on the Cuyahoga

Jun 23, 1969

The build up of debris on top of the Cuyahoga river caught fire and caused the river to ooze rather than flow.

First Earth day

Apr 22, 1970

America celebrated its first Earth day with over 20 million party goers

Endangered Species Act

Dec 28, 1973

Congress passed the Endangered Species Act to outlaw hunting in Yellowston National Park and it also outlawed transport of illegaly obtained animals across state borders.

Safe Drinking Water Act

Mar 27, 1974

The EPA administered the Safe Drinking Water Act to protect citizens from contaminated drinking water

Global Warming Warning

Jun 23, 1988

NASA told congress about the effects of global warming.

Woman lived in tree for over a year

Dec 10, 1997

Julia Butterfly succeassfully lived at the top of a 180 foot redwood tree to prevent it from being cut down.

Environmental Awareness Concerts

Mar 27, 2007

Live Earth concerts around the world featured Madonna, the Black Eyed Peas, the Red Hot Chili Peppers, Metallica, and the Beastie Boys, to raise awareness of climate change.