2.2 그라운드 앵커(Ground anchor) 공법
그라운드 앵커(Ground Anchor)는 구조물의 지반에 접하는 부분과 정착부와의 사이를 강재로 연결하여 그 강재에 높은 긴장력을 도입하는 공법으로 토류벽의 지보, 옹벽보강, 사면 안정, 지하수에 의한 부력방지 등에 많이 이용되고 있다.
<그림 2.2 그라운드 앵커의 구
reinforced bunkers and other similar targets. Depleted uranium projectiles create fragments and dust, which release uranium oxide into the air. Estimates of the amount of depleted uranium used by allied forces in the first Gulf War range from 290 tonnes to 800 tonnes.
Decontamination requires removal of contaminated soil and treatment as radioactive waste. Thousands of hectares of Iraqi land co
3. Agriculture
Finland's climate and soils make growing crops a particular challenge. The country lies between 60° and 70° north latitude - as far north as Alaska - and has severe winters and relatively short growing seasons that are sometimes interrupted by frosts. However, because the Gulf Stream and the North Atlantic Drift Current moderate the climate, Finland contains half of the world's
soil erosion; desertification
Environment - international agreements:
party to: Biodiversity, Climate Change, Climate Change-Kyoto Protocol, Desertification, Endangered Species, Environmental Modification, Hazardous Wastes, Law of the Sea, Marine Dumping, Ozone Layer Protection, Ship Pollution, Wetlands
signed, but not ratified: Marine Life Conservation
The disputed areas of the