单词:keystone species
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LULU GARCIA-NAVARRO, HOST: Native Americans from across the Northern Plains are gathered in Fort Laramie, Wy., this weekend. They're marking the 150th anniversary of the Lakota Treaty with the United States. Jim Kent reports on a document that some f
'Keystone Companions' Highlights Merl Saunders-Jerry Garcia Collaboration With Garcia on guitar and Saunders on keyboard, the two began picking together on a regular basis in 1970. It started as a weekly jam session at a small club in San Francisco.
Five species of shark have been put on a wildlife protection list. The move has been made at the final meeting of the Convention on International Trade in Endangered Species in Bangkok, Thailand. The decision restricts cross-border trade in the ocean
Economics Report - Energy As an Issue in Americas Presidential Campaign 经济报道 - 能源问题成为美国总统竞选重要议题 This is the VOA Special English Economics Report. 这里是美国之音慢速英语经济报道。 Energy has beco
AS IT IS 2015-11-07 Obama Rejects Keystone XL Pipeline Project 奥巴马否决Keystone XL输油管道项目 President Barack Obama has rejected the Keystone XL oil pipeline project. 美国总统奥巴马否决了Keystone XL输油管道项目。 The p
By Lisa Schlein Geneva 12 September 2007 A new report says the number of species threatened with extinction is escalating. The World Conservation Union, which has just released its Red List of Threatened Species, warns life on Earth will continue to
Bird Counts Show Species Decreasing Huntley Meadows Park in Fairfax County, Virginia, is home to a wide variety of birds. That's where Ana Arguelles and her husband, Jeff Wneck, who live next to the 588-hectare wetlands, take part in the annual count
New technologies aid in conservation efforts at the National Zoo Susan Logue Koster | Front Royal, Virginia 19 July 2010 The National Zoo opened a cheetah science facility in 2007 at its conservation center in Front Royal, VA. Cheetahs are considered
New Species Might be Human Ancestor Fossils found in a South African cave might belong to a new species of early humans that holds a unique place on the evolutionary road to modern man. On a 2008 mapping expedition in Malapa, South Africa, American p
G-20 Subsidizing Fossil Fuels by $452 Billion, Research Shows G-20补贴矿物燃料4520亿美元 As leaders of the Group of 20 major economies gather in Turkey for the 2015 summit, campaigners are calling on them to stick to their pledge to stop sub
SCOTT SIMON, HOST: The latest chapter in the controversial Keystone oil pipeline played out late this week. A federal judge in Montana temporarily blocked the project and asked for an additional environmental review. Indigenous activists are cheering
JUDY WOODRUFF:Next: how an oil spill near Little Rock, Ark., is casting a shadow over the proposed expansion of the Keystone pipeline. MAN:So that is a pipeline that has busted and has flooded the neighborhood. JUDY WOODRUFF:A local resident describe
GWEN IFILL: Now to the political power struggle over legislation to build the Keystone XL pipeline, which landed today on the president's desk and was promptly vetoed. The president chose to carry out the veto in private, out of the glare of cameras,
When we lose reefs, we lose basically the cradles of evolution in the oceans. Wolfgang Kiessling A new study out this week highlights the role that coral reefs play in evolution, adding another reason to preserve these delicate, diverse, and often be
JINAN, May 14 (Xinhua) -- Chinese scientists said Saturday that they have found a new species of giant theropod dinosaur in the eastern province of Shandong. The new species, described as a close relative of Tyrannosaurus rex (T. rex), has been named
Researchers working for the World Wildlife Fund have warned that the effects of climate change pose a serious threat to rare species of wildlife discovered within the past year in Southeast Asia, including a fanged frog and a leopard-striped gecko. A
By Phil Mercer Sydney 20 February 2008 Scientists say they have taken an array of new marine species from the seabed off eastern Antarctica. They are warning, though, that climate change could soon make extinct many of the strange creatures they have
CANBERRA, March 23 (Xinhua) -- Up to 45 native species in Western Australia's Kimberley region will die out within 20 years if no action is taken, latest study showed on Wednesday. The Priority Threat Management to Protect Kimberley Wildlife report,
UK-based scientists are reporting the discovery of more than a hundred new species of marine plants and animals, including thirteen new crustaceans, as part of a deep-sea survey around the British territory of Bermuda in the Atlantic. CRI's Niu Hongl
Topics: Ask an American: Nursing; responsible versus accountable; -wise; to double back Words: handmaiden keystone interaction consistently to give care to pull (someone) through to come up to (someone) to proceed to measure to specialize out in acut