CNN published this video item, entitled “20% of the world’s largest trees were killed in 2 years” – below is their description.
California’s iconic Giant Sequoias, nearly indestructible trees that can live for thousands of years, are under threat from a range of factors stemming from climate change. CNN’s Stephanie Elam reports. #CNN #News
CNN YouTube Channel
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The video item below is a piece of English language content from CNN. CNN is an American news-based pay television channel owned by CNN Worldwide, a unit of the WarnerMedia News & Sports division of AT&T-owned WarnerMedia. CNN was founded in 1980 by American media proprietor Ted Turner as a 24-hour cable news channel.
California, a western U.S. state, stretches from the Mexican border along the Pacific for nearly 900 miles. Its terrain includes cliff-lined beaches, redwood forest, the Sierra Nevada Mountains, Central Valley farmland and the Mojave Desert. The city of Los Angeles is the seat of the Hollywood entertainment industry. Hilly San Francisco is known for the Golden Gate Bridge, Alcatraz Island and cable cars.
Climate is the long-term average of weather, typically averaged over a period of 30 years. More rigorously, it is the mean and variability of meteorological variables over a time spanning from months to millions of years.
Climate Change is the name commonly given to the notion that the Earth is undergoing a changing climate as a result of human activity, including notable leaders, scientists and naturalists including Sir David Attenborough.
Climate change includes both the global warming driven by human emissions of greenhouse gases, and the resulting large-scale shifts in weather patterns.
