单词:liquefaction of saturated soil
单词:liquefaction of saturated soil 相关文章
The U.S. state of California has been suffering a historic drought. Three years ago, its governor declared a drought state of emergency. Late last year, 97 percent of California was in drought. But today, the U.S. drought monitor says less than 60 pe
Agriculture Report - Getting to the Root of How to Water Trees This is the VOA Special English Agriculture Report. Some trees can survive a long time without water. Think of trees that grow in the desert. But other trees may need more moisture than t
The Canterbury earthquake on Sept 4th was unusual because no one was killed. It is the only city in the world which has experienced a 7.1 magnitude earthquake without any deaths. Part of the reason for this is our building code. New buildings have to
Last night at an awards ceremony in Auckland, the winner of the New Zealander of the Year was announced. He is Sir Richard Taylor of Weta Workshops. He was made Sir Richard for his successful film work in 2010. Listen to Queens Birthday Honours to he
Suburbs in the east of Christchurch were very badly affected again after Mondays two earthquakes. Many houses lost underground services like water, power and sewerage and still today about 50,000 people have no water and cannot use their toilets. Som
Christchurch had two big after-shocks today and many smaller ones. The first one, at 1 pm was 5.5. It felt very strong. Most schools closed after that and parents came to collect their primary school children. The next after-shock at 2.20 pm was 6.0.