Afforestation - converting a bare or agricultural space by planting trees and plants; reforestation involves replanting trees on areas that have been cut or destroyed by fire.
Total World Population as of July 1 of the year indicated. Inuit Circumpolar Conference ICC - represents the roughlyInuits of Alaska, Canada, Greenland, and Russia in international environmental issues; a General Assembly convenes every three years to determine the focus of the ICC; the most current concerns are long-range transport of pollutants, sustainable development, and climate change.
A negative number means that there are more emigrants than immigrants. Biomass - the total weight or volume of living matter in a given area or volume. Efforts since the midth century to slow the overall growth rate have had limited success, in part because reductions in the birth rate have been offset to some degree by reductions in the death rate.
The unsurprising result of these and related policies is that out of 17 million hectares of closed forests that flourished early in the century only 1. Groundwater - water sources found below the surface of the earth often in naturally occurring reservoirs in permeable rock strata; the source for wells and natural springs.
Deforestation in the Philippines Over the course of the 20th century the forest cover of the Philippines dropped from 70 percent down to 20 percent. Based on an analysis of land use pattern maps and a road map an estimated 9.
Overgrazing - the grazing of animals on plant material faster than it can naturally regrow leading to the permanent loss of plant cover, a common effect of too many animals grazing limited range land.
Siltation - occurs when water channels and reservoirs become clotted with silt and mud, a side effect of deforestation and soil erosion.
Acidification - the lowering of soil and water pH due to acid precipitation and deposition usually through precipitation; this process disrupts ecosystem nutrient flows and may kill freshwater fish and plants dependent on more neutral or alkaline conditions see acid rain.
Upon signing the Earth Summit,  the government of Philippines has been constantly looking into many different initiatives to improve the environmental aspects of the country.
A horrendous 40 percent of the harvestable lumber never left the forests but, having been damaged in the logging, rotted or was burned in place. Use of scientific farming techniques in the Philippines has had its drawbacks, however.
Carbon cycle - the term used to describe the exchange of carbon in various forms, e. Byit is predicted that most of the world's megacities will be in Asiaand Metro Manila will have a population of 20 million.
The increasing number of intense droughts are reducing water levels and river flows and thus creating a shortage in water. Andrew Lillis There are several important ranges on Mindanao ; the Diuata Diwata Mountains along the eastern coast are the most prominent. Ocean acidification has dire consequences as it causes coral bleaching and ultimately leads to the collapse of coral reefs usaid.
The Population of the Philippines - chart plots the total population count as of July 1 of each year, from to For all other years: A horrendous 40 percent of the harvestable lumber never left the forests but, having been damaged in the logging, rotted or was burned in place. The second largest island of the Philippines is Mindanaoin the southeast.
Poaching - the illegal killing of animals or fish, a great concern with respect to endangered or threatened species. This comes at a cost however as the oceans are becoming more and more acidic as they sequester more carbon dioxide.
How Many People Live in Manila? Ultraviolet UV radiation - a portion of the electromagnetic energy emitted by the sun and naturally filtered in the upper atmosphere by the ozone layer; UV radiation can be harmful to living organisms and has been linked to increasing rates of skin cancer in humans.
The following terms and abbreviations are used throughout the entry: Acidification - the lowering of soil and water pH due to acid precipitation and deposition usually through precipitation; this process disrupts ecosystem nutrient flows and may kill freshwater fish and plants dependent on more neutral or alkaline conditions see acid rain.
Most of these storms come from the southeast, their frequency generally increasing from south to north; in some years the number of cyclones reaches 25 or more. These exacerbate risks to agriculture, energy, water, infrastructure, human health, and coastal ecosystems.Philippines Global Economic Prospects examines trends for the world economy and how they affect developing countries.
The report includes country-specific three-year forecasts for major macroeconomic indicators, including commodity and financial markets. Demographic trends The population density of the Philippines is high, but the distribution of the population is uneven.
Parts of Metro Manila have a population density that is more than times that of some outlying areas such as the mountainous area of northern Luzon. The Philippines' evident risk to natural disasters is due to its location.
Being a country that lies in the Pacific Ring of Fire, it is prone to earthquake and volcanic indianmotorcycleofmelbournefl.com addition, the country is surrounded by large bodies of water and faces the Pacific Ocean where 60% of the world's typhoons are made.
Learn more about the Philippines economy, including the population of Philippines, GDP, facts, trade, business, inflation and other data and analysis on its economy from the Index of Economic.
Facts and statistics about the Environment - current issues of Philippines. Updated as of Philippines Environment - current issues.
this practice is sustainable while population levels are low and time is permitted for regrowth of natural vegetation; conversely.
In one week, a population-control bill in the Philippines is likely to be passed that supports coercive government-funded family-planning initiatives for demographically targeted populations.Download