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AS IT IS 2015-11-30 Freedom Threatens New York's White Deer 开放陆军仓库或威胁到纽约白鹿 In the 1940s, the U.S. Army fenced 40 kilometers of wilderness in Central New York and turned it into a weapons depot. By chance, the fencing enclo
2015年VOA慢速英语(十二)月
It's been protected from human impact since 1909. With three million acres, nearly a half million under water, Superior National Forest is largely unspoiled. But now the survival of this national treasure rest with those who would see some of it bur
国家地理2008年
AS IT IS 2016-08-19 Firefighters Battle Western U.S. Wildfires 消防员与美国西部野外火情战斗 This week, a fast-moving fire forced American officials to order the removal of more than 82,000 people from an area north of San Bernardino, Ca
2016年VOA慢速英语(八)月
Everglades National Park: 'The Liquid Heart of Florida' Today on our national parks journey, we explore the Everglades in South Florida. When many people think of Florida, images of sandy coasts, theme parks and rocket launches come to mind. But it i
2016年VOA慢速英语(六)月
It's been protected from human impact since 1909. With three million acres, nearly a half million under water, Superior National Forest is largely unspoiled. But now the survival of this national treasure rest with those who would see some of it burn
自然百科2008年
Last night, we brought you a look at the brutal civil war ravaging South Sudan and the lives it has scarred. Tonight, another calamity afflicting South Sudan, a famine, caused by drought and man. The United Nations estimates 40 percent of the country
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