Define global warming. global warming synonyms, global warming pronunciation, global warming translation, English dictionary definition of global warming. n. An increase in the average temperature of the earth's atmosphere, especially a sustained increas
Scientists have three ways tomeasure global warming. Since 1960, they’ve used satellites.2 For data since 1880, they also have reliable weather monitoring stations.3 For data going back a million years, they drill ice cores from glaciers. These cores reveal the amount of oxygen and ...
Global Warmingrefers to the increase in the temperatures of Earth’s oceans and atmosphere. Most scientists believe that the temperature increases are due to the greenhouse effect. Machines that we make and other human activities emit pollution which subsequently exacerbates the greenhouse effect. Addres...
Global Warming Definition “Global warming is a gradual increase in the earth’s temperature generally due to the greenhouse effect caused by increased levels of carbon dioxide, CFCs, and other pollutants. “ 1,01,554 Table of Contents What is Global Warming? Causes of Global Warming Man-made ...
According to some scientists, global warming___ (威胁) the survival of the whole human race.相关知识点: 试题来源: 解析 答案:threatens. 分析句子可知,所填词作谓语,根据汉语提示词"威胁"判断,应为动词threaten. 主语global warming是不可数名词,谓语动词应用第三人称单数形式,故填threatens.反馈 ...
Earth's temperatures levels have been rising steadily. The pace of global warming then increased in the middle of the twentieth century, and it did again by the end of the century.1As a result, Earth is now experiencing its warmest climate in modern history. So said scientists collaborating ...
9. These scientists___ a strict definition of global warming as being defined as a rise in atmospheric temperature.→反射ive ofB. attribute toC. lie inD. hold to 相关知识点: 试题来源: 解析 这句话的意思是这些科学家坚持对全球变暖的严格定义,即大气温度的上升。“hold to”的意思是坚持或拥护...
scientists agree that the enhanced greenhouse effect is leading to rising temperatures, referred to as global warming, and other changes in the atmospheric environment, known as climate change (a term that in common usage also includes natural changes).Encyclopedia of American HistoryGases created ...
By RANDOLPH E. SCHMID , AP Science Writer (AP) -- Scientists from around the world are providing even more evidence of global warming, one day after President Barack Obama renewed his call for climate legislation. "A comprehensive review of key climate indicators confirms the world is warming ...
Scientists think rising levels of greenhouse gases in the atmosphere are contributing toglobal warming, as would be expected; but to what extent is difficult to determine at the present time.7980 What scientists don't know is: • The approximate timing and extent of the effects on the atmosph...