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After 1963, there was a gradual decrease through the next few decades which has been reversed with recovery and slight gains in the early 21st century. Gains in forest land have resulted from conversions from crop land and pastures at a higher rate than loss of forest to development.
Map of wood-filled areas in the United States, circa 2000 [1]. In the United States, the forest cover by state and territory is estimated from tree-attributes using the basic statistics reported by the Forest Inventory and Analysis (FIA) program of the Forest Service. [2]
“And so this was kind of a big striking moment where we're saying, hey, there's a mature forest growing here 5,000 years ago, where there are no trees today," The site is nearly 700 feet above ...
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.
An international team of researchers estimates there are roughly 73,300 tree species worldwide — and 9,200 are currently unknown to science. ... 800-290-4726 more ways to reach us. Mail. Sign in.
In 2016, India had more than 50 million trees planted in Uttar Pradesh and in 2017, more than 66 million trees planted in Madhya Pradesh. [86] In addition to this and individual efforts, there are startup companies, such as Afforest, [ 87 ] that are being created over the country working on reforestation. [ 88 ]
Living in a neighborhood with a high concentration of trees could significantly lower levels of inflammation and, importantly, decrease the risk of heart disease, new research from Green Heart ...
The more trees that are removed equals larger effects of climate change which, in turn, results in the loss of more trees. [13] Forests cover 31% of the land area on Earth. Every year, 75,700 square kilometers (18.7 million acres) of the forest is lost. [14] There was a 12% increase in the loss of primary tropical forests from 2019 to 2020. [15]