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Earth Day is an annual event on April 22 to demonstrate support for environmental protection.First held on April 22, 1970, it now includes a wide range of events coordinated globally by EARTHDAY.ORG (formerly Earth Day Network) [1] including 1 billion people in more than 193 countries.
The Archaeological Sites of Bat, Al-Khutm and Al-Ayn [1] (Arabic: ٱلْمَوَاقِع ٱلْأَثَرِيَّة فِيْ بَات وَٱلْخُطْم وَٱلْعَيْن, romanized: Al-Mawāqiʿ al-Athariyyah fī Bāt wal-Khuṭm wal-ʿAyn) are a group of beehive tombs or necropolis from the Hafit period in the 3rd Millennium BC, located near a palm grove in Oman.
The first eon in Earth's history, the Hadean, begins with the Earth's formation and is followed by the Archean eon at 3.8 Ga. [2]: 145 The oldest rocks found on Earth date to about 4.0 Ga, and the oldest detrital zircon crystals in rocks to about 4.4 Ga, [34] [35] [36] soon after the formation of the Earth's crust and the Earth
Against this background "environmental history can give an essential perspective, offering knowledge of the historical process that led to the present situation, give examples of past problems and solutions, and an analysis of the historical forces that must be dealt with" [76] or, as expressed by William Cronon, "The viability and success of ...
In historical ecology, the landscape is defined as an area of interaction between human culture and the non-human environment. The landscape is a perpetually changing, physical manifestation of history. [17] Historical ecology revises the notion of the ecosystem and replaces it with the landscape. While an ecosystem is static and cyclic, a ...
Post-Earth Day, besides questions of advocacy and professionalism, ecology also had to deal with questions having to do with its basic principles. Many of the theoretical principles and methods of both ecosystem science and evolutionary ecology began to show little value in environmental analysis and assessment. [ 124 ]
They then invited children from across New York City to celebrate the first Earth's Birthday on the Great Lawn of Central Park. [4] With the help of teachers, donors and the Parks Commission, the children celebrated the 20th anniversary of Earth Day on April 20, 1990, and were joined by NYC Mayor Dinkins. [5]
John McConnell was born on March 22, 1915, in Davis City, Iowa, United States.He was the son of a Pentecostal preacher [9] and traveling doctor. [6] His first interest in the Earth began in 1939 while partnering with Albert Nobell, a chemist, in the Nobell Research Laboratory in Los Angeles that built a factory for the manufacture of plastics. [6]