标签：Plankton 相关文章
NOEL KING, HOST: Before Hurricane Maria devastated the island of Vieques in Puerto Rico, it was a big tourist destination. It was best known for its glowing bay. Mosquito Bay is home to one of the world's brightest bioluminescent bays. NPR's Merrit K
2017年NPR美国国家公共电台12月
CHAPTER 12 The Secret Is Out The next day was beautiful. The storm had gone. Everyone got up early and went downstairs to see how Larry was. Dr. Phillips came early, too. Mr. and Mrs. Cook were still there, sitting by the bed. How is the boy? asked M
8 灯塔之谜 The Lighthouse Mystery
Illinois' Solution to Asian Carp Invasion: Eat Them The Asian carp, a species of fish brought from China to the U.S. several decades ago, is a growing concern in the midwest state of Illinois. The number of Asian carp in the states waterways has soar
VOA标准英语2011年(九月)
Plankton Poop May Help Scientists Predict Climate Changes 浮游生物的粪便帮助科学家预测气候变化 Scientists trying to predict future changes in our climate are using every possible source of data to make their calculations. Lately, th
VOA标准英语2015年(十月)
Climate Change Might Shrink Fish 气候变化会迫使鱼类变小 As the world's oceans heat up, salmon are migrating earlier. Plankton are shifting their range. But warmer water temperatures also mean warmer fishand faster-running metabolisms. 随着
2017年Scientific American(九)月
This bleaching occurs because corals can only live in a narrow temperature range, healthy corals get their color from microscopic algae living in their tissues, these manufacture food for the corals by photosynthesis, but when the temperature rises j
自然百科2014年
CHAPTER 3 Ships School Sea gulls flew after the boat, screaming. The cook threw out food for them. They screamed louder and louder. More and more came, until there were hundreds. Arent they beautiful! cried Jessie. She went over to look. A big gull l
6 蓝色海湾之谜 Blue Bay Mystery
Sea Life Color Codes Food to Evade Danger The ocean glows with undersea life which makes its own light. These animals living on the ocean floor, beyond the reach of sunlight, have evolved this bioluminescence for camouflage, to find mates or to repel
VOA标准英语2012年(九月)
Looking to lead a more eco-friendly lifestyle? You could start by cutting back on meat. A new nitrogen footprint calculator shows you the impact your diet has on the environment. You may have heard of the concept of a carbon footprint. That's how muc
VOA标准英语2011年(三月)
The great barrier reef is huge, it stretches for over 2,000 kilometers along Australia's north east coast, so vast it's clearly visible from space, and it's not simply a collection of coral gardens, but a network of very different habitats, it means
自然百科2014年
(SOUNDBITE OF WHALE CALL) ARI SHAPIRO, HOST: Many animals that live in the ocean communicate with sound, like this humpback whale. (SOUNDBITE OF WHALE CALL) SHAPIRO: But these voices could soon be drowned out by powerful sonic booms set off in the oc
2018年NPR美国国家公共电台2月
Rising Temps Lower Polar Bear Mercury Intake气候变暖为北极熊健康带来福音 As climate change warms the Arctic, sea ice there is disappearing at record ratessea ice that polar bears prefer to prowl. As a result, some bears are spending mor
2017年Scientific American(六)月
But that pales into insignificance, when compared to the daily vertical migration of these mircoscopic animals called zooplankton. At sunset, all of these tiny creatures swin upwards, and under cover of darkness, they grease on floating algae close t
自然百科2014年
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
VOA标准英语2011年(十一月)