文章列表

• 1.US EPA Proposes First New Limits on Carbon from Power Centers
• The United States Environmental Protection Agency (EPA) has proposed new carbon pollution limits for coal and gas-fired power plants. Energy industry ...
• 2.VOA科学技术2023 向日葵海星消亡的原因是什么?
• A sea creature known as the sunflower sea star was once plentiful in the Pacific Ocean along the coast of North America. 一种叫作向日葵海星的海洋生物...
• 3.VOA科学技术2023 究竟是谁制造了最古老的石器?
• Scientists have discovered some of the oldest stone tools ever found at a research site in Kenya. 科学家在肯尼亚的一处研究地点发现了一些迄今为止发现的...
• 4.VOA科学技术2023 世界现有稀土资源足够推动能源绿色转型
• A recent study says there are enough rare earth metals on Earth for new low-carbon electricity generation technologies. 最近的一项研究表明，地球上有足...
• 5.VOA科学技术2023 绿色彗星与地球擦肩而过
• A green comet will appear again in Earth's sky for the first time in 50,000 years. 一颗绿色彗星将再次出现在地球的天空，这是5万年来的第一次。 The Ameri...
• 6.VOA科学技术2023 挪威发现最古老的符文石
• Researchers in Norway say they have found what they believe is the world's oldest runestone a stone with ancient writing on it. 挪威的研究人员表示，他...
• 7.VOA科学技术2023 为何古罗马建筑千年不倒?
• Researchers have wanted to know for years why the buildings made by the ancient Romans held up so well. 多年来，研究人员一直想知道为什么古罗马人建造的...
• 8.VOA科学技术2023 臭氧层开始缓慢"愈合"
• A United Nations report has found that Earth's protective ozone layer is slowly healing itself. 联合国发布的一份报告称，保护地球的臭氧层正在缓慢自愈。...
• 9.VOA科学技术2023 全身透明的青蛙你见过吗?
• Some frogs found in South and Central America have the unusual ability to turn on and off their nearly clear, or transparent, appearance. 在南美洲和中...
• 10.UN Agency: Dangerous Temperature Increase ‘More Likely Than Not’
• The United Nations' weather agency reports that world temperatures are likely to reach dangerous levels within the next five years. The World Meteorol...