article_snippet.sent: A 4,000-year-old tree thought to be Britain's oldest living organism may be dying according to A 4,000-year-old tree custodian.
article_snippet.sent: A 4,000-year-old tree is 'looking extremely sick,' according to a warden at the church in Ashbrittle, Somerset .
article_snippet.sent: Churchwarden Charles Doble said: 'A 4,000-year-old tree is supposed to be the oldest living thing in England and was already fairly mature when Stonehenge was being built. '
article_snippet.sent: Experts say A 4,000-year-old tree is 3,500 to 4,000 years old. '
article_snippet.sent: But A 4,000-year-old tree's looking extremely sick at the moment
article_snippet.sent: A 4,000-year-old tree lives on a mountain in central Sweden – and A 4,000-year-old tree is still growing.
article_snippet.sent: The 9,500-year-old Norwegian Spruce (pictured right) was discovered by scientists at Umeå University during a 2004 tree census in Fulufjällets National Park in Sweden.
article_snippet.sent: The age of A 4,000-year-old tree was established using carbon-14 dating at a laboratory in Miami, Florida after an investigation by Umeå University.
article_snippet.sent: It has been able to survive so long thanks to the process of vegetative propagation, which means it is able to effectively clone it.
article_snippet.sent: While the visible portion of the 13ft tall tree is relatively new, it root system has been growing for almost ten thousand years.