美国有线新闻 CNN 2015-06-25

When it comes to climate change, public opinion is near 50-50, but 97% of scientists who dedicated their lives to studying our climate said that is happening and it is happening because of human activities. Without the evidence, we have a warming ear

VOA慢速英语 2007 0423a

This is the VOA Special English Development Report. American officials have been warned that climate change presents a serious threat to national security. The warning came from a group of formermilitary leaders from all of the United States armed s

VOA标准英语2012--Study: Ocean Acidity Exceeds Natural Norms

Study: Ocean Acidity Exceeds Natural Norms New research suggests an overload of carbon dioxide in the oceans is posing a serious threat to marine life, food security and tourism. While most CO2 emissions from automobiles, buildings and factories go i

经济学人01:气候变化 终于来了好消息?

Science and technology. 科技。 Climate change. 气候变化。 Good news at last? 终于来了好消息？ The climate may not be as sensitive to carbon dioxide as previously believed. 气候对二氧化碳的敏感性可能低于先前的预期。

VOA慢速英语--Study: Warmer Soil Releasing More Carbon

Even the dirt on the ground is likely making climate change worse, a new study finds. Researchers have shown that warmer temperatures are heating the soil, which is causing microbes to become more active and release more of the soils carbon into the

VOA慢速英语2013 AS IT IS 2013-07-12 2000 to 2010: A Period of ＂Unprecedented＂ Weather Extremes, Scientists Say

AS IT IS 2013-07-12 2000 to 2010: A Period of ＂Unprecedented＂ Weather Extremes, Scientists Say From VOA Learning English, this is As It Is. Welcome to the show. Im Caty Weaver. Today, two reports about the environment. One explores climate condit

海洋生物大量减少在未来只能提供更少的食物

Fewer Creatures in Future Oceans Could Provide Less Food 海洋生物大量减少在未来只能提供更少的食物 Warming oceans will cause big changes in the biodiversity of sea life. That is a finding from the largest study ever of marine plant

VOA标准英语2012--Ice Age Melt Offers Future Climate Clues

Ice Age Melt Offers Future Climate Clues University of Wisconsin geologist Anders Carlson studies ice sheet melt from land and ocean sediment cores. His study describes what prehistoric Earth was like in North America and Northern Europe some 140,000

VOA标准英语2009-Global Warming Threatens Pacific's Bountiful Cor

Indonesia, Malaysia, the Philippines, Timor Leste and Papua New Guinea have set new plans to protect the Coral Triangle - a 5.5 million square kilometer area that holds the largest biodiversity in the oceans. Scientists consider it to be the marine

VOA标准英语2012--Warmer Oceans Could Mean Smaller Fish

Warmer Oceans Could Mean Smaller Fish Warmer oceans William DAndrea studies how Earths climate changes over time. In an article just published in the journal Geology, the associate professor at Columbia Universitys Lamont-Doherty Earth Observatory ch

经济学人264:气候对二氧化碳的敏感性可能低于先前的预期

Climate change 气候变化 Good news at last? 终于来了好消息？ The climate may not be as sensitive to carbon dioxide as previously believed 气候对二氧化碳的敏感性可能低于先前的预期 CLIMATE science is famously complicated,

科学家:大堡礁保护措施不足

CANBERRA, Oct. 28 (Xinhua) -- Scientists have criticized the Australian government's multi-million dollar Great Barrier Reef protection plan, claiming it ignores the threat of climate change. The Australian Academy of Science (AAS) was asked to produ

VOA常速英语2013--非洲大陆的灰尘飘向美国

Africa Kicks-up A Lot of Dust 非洲大陆的灰尘飘向美国 Bits and pieces of the African continent are falling on the United States and surrounding regions much of the year. Scientists say large amounts of African dust may be having major effec

2007年VOA标准英语-US Politicians Kerry, Gingrich Debate Global Wa

By Al Pessin Washington 10 April 2007 The former coalition commander in Iraq, General George Casey, took over as U.S. Army Chief of Staff at a ceremony rich in tradition Tuesday, during which he predicted that the fight against terrorism will continu

VOA常速英语2008年-Scientists Say Wondrous New Species Found Off 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

VOA标准英语2010年-Dust From Farming May Affect Rainfall

New research suggests agriculture has greatly increased the amount of dust blowing off of West Africa, the world's largest source of atmospheric dust, and may have been one factor driving the decrease in rainfall in the region over the past several c

VOA标准英语2011--Plastics in Oceans: More Damaging Than Climate Change

Plastics in Oceans: More Damaging Than Climate Change The United Nations estimates that each one of us uses nearly 140 kilograms of plastic each year. At least 6.4 million metric tons of that plastic has ended up in the oceans. Environmental activist

英国科学家探测海洋来预测气候

The twilight zone refers to the area between 100 and 1000 metres deep where a small amount of sunlight can still penetrate. The region is packed with ocean life that plays a key role in keeping atmospheric carbon-dioxide levels 30-percent lower than

VOA标准英语2008年-Australian Climate Scientists Enlist Elephant S

Australian scientists are getting help from elephant seals to build a greater understanding of climate change. The marine mammals carry sensors that transmit data about ocean currents and sea ice. From Sydney, Phil Mercer reports. Elephant seals Sci

美国国家公共电台 NPR Deep Seagrass Bed Could Stall Climate Change, If Climate Change Doesn't Kill It First

Deep Seagrass Bed Could Stall Climate Change, If Climate Change Doesn't Kill It First MICHEL MARTIN, HOST: Staying on the subject of climate change for a few more minutes, there was another bright spot this past week amid all the dire warnings we hav