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Research topic: Earth Day

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Earth Day

The Columbia Encyclopedia, Sixth Edition

Earth Day Apr. 22, a day to celebrate the environment. The first Earth Day was organized in 1970 to promote the ideas of ecology, encourage respect for life on earth, and highlight growing concern over pollution of the soil, air, and water. Earth Day is now observed in 140 nations with outdoor performances, exhibits, street fairs, and television programs that focus on environmental issues. Author not available, EARTH DAY. , The Columbia Encyclopedia, Sixth Edition 2007 ... Read more

Earth tides
...as a brake on the Earth's rotation, causing the length of the day to increase gradually...the length of the day by 24 microseconds...Remembering that the Earth is about 4.5 ...year, and when the Earth was very young the day was probably only... Read more

Earth orientation
...The rotational period of the Earth (or length-of-day, LOD) is not constant, varying...interaction between the Moon and the Earth is such that the Moon in its...milliseconds longer than the standard day as kept by uniform atomic clocks...UTC. This excess accumulates day by day, so ... Read more

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	Cities join in Earth Day festivities. (includes related article on the establishment of Earth Day) ; Official Earth Day celebrations are taking place in communities around the world this week. Earth Day, April 22, provokes multiple tree plantings...City, Mo. Working With The Earth The 1993 Earth Day theme is Working With the Earth--Honoring... Read more
	Hurray for Earth Day! On April 22, people in the United States will celebrate Earth Day.(Brief Article) ; Introduce Key Words * Earth Day--a holiday celebrated on April 22...Read Hold a class discussion about Earth Day, emphasizing the importance of the...Talk about how people celebrate Earth Day in the United States. Then brainstorm... Read more
	Stand up in support of Earth Day, every day.(EDITOR'S NOTE) ; ...the rest of you, the 39th annual Earth Day on April 22, 2008, represents an...ILLUSTRATION OMITTED] I'm sure Earth Day founder Gaylord Nelson, a former...Now, nearly four decades later, Earth Day is not only a call for action, but... Read more
	Ways to mark the many days of Earth Day; Get your hands dirty or exercise your brain (or legs); kids can get involved, too.(NEWS) ; Earth Day can be speeches, promises, warnings and...with them), or cleaning up a nature center. Earth Day is Thursday, but activities have spilled...That was the idea behind the original Earth Day in 1970, of course - that every day would... Read more
	Planet's day in the sun: Earth Day's lost some luster, but is praised for aiding the environment.(Culture, Et Cetera) ; ...awareness has increased since the first Earth Day observance in 1970, but that success...lot of the precepts of the original Earth Day have been embraced and institutionalized...the American Enterprise Institute. Earth Day is probably less important as an... Read more
	HUMANS ARE STEWARDS OF GOD'S CREATION THE CHURCH AND EARTH DAY ; EARTH DAY next Sunday concerns the responsible care of God's planet. Earth Day is about the just stewardship of creation...church. Where might that leave the church on Earth Day? I believe it leaves the church in a very... Read more
	Volunteers worry that Earth Day losing clout ; Earth Day has come and gone, but did you remember...in cleanups this week knew Thursday was Earth Day. But how about the rest of us? "When you'...I think people are forgetting about it." Earth Day is always April 22. Schneider said he probably... Read more
	[ Celebrate Earth Day with a good book ] ; Celebrate Earth Day with a good book Lakota Black Elk once...our planet Earth. Prepare to celebrate Earth Day on April 22 by reading one or more of...ople's close bonds with the Earth. Celebrate Earth Day every day. Start with a good book. Gary... Read more
	Companies Climb Aboard Earth Day Bandwagon ; For Earth Day, General Motors Corp. wants you to know...earth, the commercial hype surrounding Earth Day's 20th anniversary celebration on April...Woodstock. Although some businesses seized on Earth Day ever since the first celebration in 1970... Read more
	THE EARTH DAY ETHIC.(EDITORIAL)(Editorial) ; Earth Day got its start in April 1970 when U.S. Sen...his compatriots succeeded in implanting an Earth Day ethic that defines the environmental movement to this day. The Earth Day ethic said that Americans had a right to... Read more

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	Earth Day events all around the West.
	Earth Day and beyond. (includes related information)
	Internet resources for Earth Day. (Bytes of Note).(Brief Article)

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