river bank (river banks plural) , riverbank A river bank is the land along the edge of a river. n-count. river basin (river basins plural) A river basin is the area of land from which all the water flows into a particular river.
Map of the global distribution of economic and physical water scarcity as of 2006. Scarcity is the fundamental economic problem of having seemingly unlimited human wants in a world of limited resources. It states that society has insufficient productive resources to fulfill all human wants and needs.
A steady state economy is an economy with stable or mildly fluctuating size. The term typically refers to a national economy, but it can also be applied to a local, regional, or global economy. An economy can reach a steady state after a period of growth or after a period of downsizing or degrowth. To be sustainable, a steady state economy may not exceed ecological limits.