semi arid

基本解釋

The desertification means the land degradation in arid, semi arid and dry sub-humid areas which is caused by various factors including climate variability and human activity.
“荒漠化”是指包括氣候變異和人類活動在內(nèi)的種種因素造成的乾旱、半乾旱和亞溼潤乾旱地區(qū)的土地退化。
kns50.chkd.cnki.net
But in loess region of north of the Qinling Mountains, the influence of maritime climate is weak, there appears semi arid and arid climate, forming the features of special vegetation zones.
但秦嶺以北及其黃土區(qū)由於受東南季風的影響減弱，出現(xiàn)了半乾旱和乾旱氣候，植被曏著草原方曏發(fā)展，形成了這裡特殊的地帶性特征。
Semi arid climate, poor vegetation cover and highly erodible loess can be regarded as the main natural factors responsible for the formation of hyperconcentrated flows in the Loess Plateau, China.
黃土高原半乾旱的氣候條件、稀疏的植被和疏松易蝕的黃土物質(zhì)，是該地區(qū)高含沙水流形成的自然地理因素。

In a project that covers several parts of arid and semi-arid China—Beijing, Hebei, Qingdao and Shenyang, as well as the Hai basin and the smaller Turpan basin—the World Bank has been promoting water conservation.
ECONOMIST: But the science of yields is unyielding
"But, ' adds Mel Reasoner, Director of the Mountain Research Initiative, "in many arid and semi-arid areas, people are dependent not only on the amount of glacier melt water, but on the timing of the water flow.
UNESCO: 83e
During the consultations governance challenges in arid and semi-arid areas were discussed and how institutions can be better equipped to deal with risks and uncertainties, emerging out of climate change, population growth, urban-rural tensions and groundwater pollution.
UNESCO: OFFICE IN AMMAN

characterized by scanty rainfall and scrubby vegetation, often occurring in continental interiors