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The 10 Most Beautiful Forests in the World Dulyanut Swdp - Getty Images "Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." ... USA TODAY Sports.
It has been estimated that before European settlement, forests in the United States mainland covered nearly 1 billion acres (4,000,000 km 2). [1] Since the mid-1600s, about 300 million acres (1,200,000 km 2 ) of forest have been cleared, primarily for agriculture during the 19th century.
In northern Idaho rainforest patches along the Clearwater River, a mean annual temperature of 5.4°C has been measured. [8] In British Columbian Inland rainforest areas, the mean annual temperature ranges from 2.7 to 4.5°C. In the coldest months, the mean temperature of these region lies between -8 and -9.5°C. [9]
The Appalachian temperate rainforest has a cool and mild climate and meets the criteria of temperate rainforests identified by Alaback. [1] Temperature and precipitation are extremely variable with elevation, with rainforest conditions usually but not always concentrated around spruce–fir forests at higher elevations.
Countries that are home to the world's three major rainforests agreed on Saturday to cooperate to overcome deforestation and safeguard biodiversity but fell short of a concrete alliance to protect ...
Scientists agree that preserving the Amazon rainforest is vital to combating global warming, but new data on Wednesday indicate huge swathes of the jungle that are most vital to the world's ...
Tropical rainforests have been called the "jewels of the Earth" and the "world's largest pharmacy", because over one quarter of natural medicines have been discovered there. [2] Rainforests as well as endemic rainforest species are rapidly disappearing due to deforestation, the resulting habitat loss and pollution of the atmosphere. [3]
With habitats ranging from tropical to Arctic, U.S. plant life is very diverse. The country has more than 17,000 identified native species of flora, including 5,000 in California (home to the tallest, the most massive, and the oldest trees in the world). [4] Three quarters of the United States species consist of flowering plants.