Search results

… resources in order to meet the needs of a growing global population while sustaining flows to the ‘ecological … equitably or in proportion to local populations and growth rates. The accepted poverty line for access to … of human settlements, more than 40% of the world’s population now lives in river basins suffering from moderate …

… source of drinking water for more than 75 % of the African population. Groundwater constitutes over 95% of the fresh … in the more arid parts of the continent, where the local population is highly dependent on groundwater as their … change on groundwater 8 11.6 Climate change and population growth 11 11.7 Implications for groundwater dependent sectors …

… there will be costs nationally and globally, for economic growth, poverty reduction, food security, safe drinking … in the arid and semi- arid regions of the world where population growth and expansion of irrigated agriculture have … water supply. This situation has been complicated by rapid population growth and climate- change pressures. These …

… through agreements among states; and • threats causing population movements (environmental refugees or internally … the degradation and change of such resources. The global population is expected to reach 8 billion by the year 2020, … for US$ 9-24 billion annually.41 Increased population growth and thereby increased demand for charcoal may further …

… pressure on water resources as a result of such factors as population growth and, increasingly, climate change the last thirty or … hugely increased. The reasons are well known and include population growth, the rise of mega-cities, rising affluence …

… the basic needs of more than one-half of the world's population and it is often the only source of water in arid … countries. Improvements in pumping technology and growth in industry, agriculture, and global population are leading to ever increasing levels of use of …

… with an emphasis on maximising short-term economic growth from the use of water. Little thought has been given … wild brown ecologically acceptable physical habitat trout population flow duration curve modelling (PHABSIM) and … a wild brown flow should not fall physical habitat Trout population below that which modelling (PHABSIM) results in a …