PBS高端访谈:肯尼亚在雄性白犀死后继续保护犀牛亚种
Hari Sreenivasan: It's been almost three weeks since the last male northern white rhino died at the animal conservancy in kenya, and now only two females of the subspecies remain. Scientists are looking into the possibility of saving the northern whi
PBS高端访谈:黑猩猩的可爱飞行之旅实为悲剧
JUDY WOODRUFF: And now to our NewsHour Shares, something that caught our eye. The video of a rescued chimpanzee's flight to wildlife sanctuary recently spread like wildfire on the Internet. The NewsHour's Julia Griffin tracked down the video's pilot
PBS高端访谈:美国国家公园中的珍宝屡遭偷盗
JUDY WOODRUFF: Here in the United States, the national parks belong to all of us. But as Tyler Fingert from the Cronkite School of Journalism at Arizona State University reports, that shared treasure is at risk of being chipped away. TYLER FINGERT: A
PBS高端访谈:2100年海平面或上升3英尺
Hari Sreenivasan: Antarctica, a continent of snow and ice, is now losing ice three times faster than it was in 2007. In a new study published last week in the journal Nature, more than 80 scientists from multiple countries used satellite data to exam
PBS高端访谈:无人机改变我们对座头鲸的研究方法
JUDY WOODRUFF: And finally, to our NewsHour Shares, something of interest that caught our eye. Humpback whales have fascinated scientists for years. But as the NewsHour's Julia Griffin reports, new, high-flying technology is helping researchers bette
PBS高端访谈:美国多地出现极端高温天气
Hari Sreenivasan: Wildfires in California are burning homes and prompting evacuations. A fire that started last night in Goleta, west of Santa Barbara, forced nearly 2,500 people to leave their homes. And in San Diego county, a fire that broke out ye
PBS高端访谈:美国科学家测量空气中的甲烷气体
JUDY WOODRUFF: We heard in the last segment a little about natural gas produced in the U.S. It turns out it is a big factor in the overall growth of energy production in this country over the past decade. But producing and transporting that gas relea
PBS高端访谈:火星首次发现液态水湖
JUDY WOODRUFF: Finally, some tantalizing new findings about water on Mars. Naturally, it raises more questions about the possibility of some kind of extraterrestrial life there. It's a perfect fit for our Miles O'Brien and our weekly segment on the L
PBS高端访谈:太阳能为无电居民带去希望
JUDY WOODRUFF: In the Navajo Nation, many residents still live off the grid, making it challenging to live their day-to-day lives. Special correspondent Fred de Sam Lazaro recently traveled to the sprawling reservation, which is spread across parts o
PBS高端访谈:加州面临史上第一大火
NICK SCHIFRIN: Wildfires up and down California are still burning out of control this evening, with no relief coming anytime soon. Wary crews are fighting the heat, the wind and the fires, ranging from a huge combination of blazes in the north to a n
PBS高端访谈:让我们发起外卖容器大清理运动
JUDY WOODRUFF: Finally tonight, what started as one-woman crusade against styrofoam takeout containers quickly became a community cleanup effort involving volunteers from all walks of life. The NewsHour's Teresa Carey went to Durham, North Carolina t
PBS高端访谈:山羊为太阳能发电做出的贡献
JUDY WOODRUFF: With solar power farms popping up around the country comes the task of controlling vegetation growth under and around the panels. From the Cronkite School of Journalism, Amanda Mason brings us one unique mowing system. AMANDA MASON: Th
PBS高端访谈:美国暴雨洪水灾情持续
We begin with William Brangham on the situation after the storm. WILLIAM BRANGHAM: All across Eastern North Carolina, water has drowned out roads, more than 1,500 of them. The flooding has steadily worsened since the storm made landfall near Wilmingt
PBS高端访谈:特朗普前往飓风灾区视察
Today's other major story is the ongoing flood disaster in the Carolinas. Today, the president flew in for a firsthand look at the mess and misery left by Hurricane Florence. William Brangham has our report. WILLIAM BRANGHAM: President Trump came to
PBS高端访谈:塑料对海洋危害有多严重
JUDY WOODRUFF: Plastic pollution is now considered one of the largest environmental threats facing humans and animals. The material is made to last much longer than a human lifetime, but that also means its impact on the planet lasts a lifetime too.