If the population of the earth goes on increasing at its current rate, there will eventually not be enough resources left to sustain life in the planet. By the middle of the 21 st century, if present trends go on, we will have used up all the oil that drives our cars, for example....
Horseshoe Co-orbitals of Earth: Current Population and New Candidatesdoi:10.1093/mnras/staa1873Murat KaplanSergen CengizOxford Academic
China's coastal wetlands have been under considerable stress and have been severely damaged as a result of continuing population growth, large-scale infrastructural developments, extensiveland reclamationprojects, and the ineffective control of various types of pollution. The restoration of coastal wetlands...
In most cases, it is the low variant that has come true in the past, suggesting the same will be true of their future population predictions. In addition to this, the size of families is actually decreasing. For another, if the Earth is overpopulated, there needs to be insufficient (...
The number of people suffering with dementia is increasing in the general population and the trend is projected to continue as people live longer, especial... Coleman,ME A. - 《American Journal of Hospice & Palliative Care》 被引量: 28发表: 2012年 Modelling public risk evaluation of natural ...
World Population Growth Humans had been around for tens of thousands of years by the year 1 A.D. when the Earth's population was an estimated 200 million, notes Worldometers. It hit the billion mark in 1804 and doubled by 1930. It doubled again in less than 50 years to four billion...
The gullied rolling loess region on the Loess Plateau has many features: rich resources, broad areas and high population. But the eco-environment and the loss of soil and water are also very serious, which has restricted the coordinated development of the regional "population-resources-environment...
In the first of two companion papers, a 54-yr time series for the oyster population in the New Jersey waters of Delaware Bay was analyzed to develop biolog... EN Powell,JM Klinck,KA Ashton-Alcox,... - 《Fishery Bulletin National Oceanic & Atmospheric Administration》 被引量: 74发表: 200...
The acceleration of population growth has increased the demands on agricultural systems and such demands have primarily been met in the last 50 years with increased production output through both genetic improvement and management [1]. It is predicted that the world population will exceed ten billion...
Urbanization in China is going through the acceleration phase.However,in this context,China's urbanization have shown a superficial urbanization which focus on the proportion of urban population,city size and other hard targets.This article aims to explore the phenomenon of urbanization that includes ...