Abbreviationswhich includes all abbreviations and acronyms used in the Factbook, with their expansions. Acronyms An acronym is an abbreviation coined from the initial letter of each successive word in a term or phrase.
Half of the world's wetlands were lost last century. Logging and conversion have shrunk the world's forests by as much as half.
Some 9 percent of the world's tree species are at risk of extinction; tropical deforestation may exceedsquare kilometers per year.
Fishing fleets are 40 percent larger than the ocean can sustain. Nearly 70 percent of the world's major marine fish stocks are overfished or are being fished at their biological limit. Soil degradation has affected two-thirds of the world's agricultural lands in the last 50 years.
Some 30 percent of the world's original forests have been converted to agriculture. Sincethe global economy has tripled in size and population has grown by 30 percent to 6 billion people.
Dams, diversions or canals fragment almost 60 percent of the world's largest rivers. Twenty percent of the world's freshwater fish are extinct, threatened or endangered. People and Ecosystems, the Fraying Web of Life United Nations Development Programme A pioneering analysis of the world's ecosystems reveals a widespread decline in the condition of the world's ecosystems due to increasing resource demands.
The analsysis, by the World Resources Institute WRI warns that if the decline continues it could have devastating implications for human development and the welfare of all species. The analysis examined coastal, forest, grassland, and freshwater and agricultural ecosystems.
The health of the each ecosystem was measured, as based on its ability to produce the goods and services that the world currently relies on. The analysis shows that there are considerable signs that the capacity of Earth's ecosystems to produce many of the goods and services we depend on is rapidly declining.
To make matters worse, as our ecosystems decline, we are also racing against time since scientists lack baseline knowledge needed to properly determine the conditions of such systems.
New Analysis of World's Ecosystems Reveals Widespread Decline ENN Will our great- grandchildren inherit a desiccated husk of a once shimmering planet, and curse us for a legacy of droughts, plagues,storms and hardscrabble moonscapes? The four-fold increase in humans and the advent of the consumer society - have made the end of the millennium a cusp of history.
Affluent consumers in Hong Kong want exotic fish and presto! Poachers in the Philippines destroy vital reefs to meet that demand. Millions of workers in China and Russia are plagued with pollution-related ailments. We need your help to ask President Barack Obama and the Environmental Protection Agency to get working on a bold plan to curb ocean acidification.A.
A1C A form of hemoglobin used to test blood sugars over a period of time. ABCs of Behavior An easy method for remembering the order of behavioral components: Antecedent, Behavior, Consequence.
Types of Growth: Growth is of two types 1) Indefinite or unlimited growth exhibited by root, stem and their branches, 2) Definite or limited growth exhibited by leaves, flowers, fruits, etc. Rate of Growth: Under given normal conditions different plants show different rate of growth.
Time Supplement. This supplement answers a series of questions designed to reveal more about what science requires of physical time, and to provide background information about other topics discussed in the Time article..
Table of Contents. Bladder health supplements could play an important role in helping you treat and prevent urinary tract infections. In this post, I will review most popular bladder health supplements that you can use if you suffer from chronic urinary tract infections.
PPCA is a global association dedicated to the ongoing creation and distribution of technical and application information on plastic pipes system in order to educate and expand their safe, cost effective and sustainable use.
Looking for online definition of Growth substances in the Medical Dictionary? Growth substances explanation free.
they are growth hormone–dependent and possess all the growth-promoting properties of the (act on cells of the same class) or paracrine (act on cells of a different class).
hematopoietic growth factors. see colony.