famine ; use of contaminated water contributes to human health problems ; deforestation ; overgrazing ; soil erosion ; desertification

During the dry season and long dry spells in the middle of the rainy season are also common records of fires in the hills and thickets, especially in rural areas of the city, which contributes to deforestation and the release of pollutants into the atmosphere, further damaging the quality air.

The practice continues today in the Himalaya, where it contributes to serious deforestation.

Expansion of agricultural land has an impact on biodiversity and contributes to deforestation.

* global changes to land surface, such as deforestation

Experts do not agree on whether industrial logging is an important contributor to global deforestation.

A 2005 report by the United Nations Food and Agriculture Organization ( FAO ) estimates that although the Earth's total forest area continues to decrease at about 13 million hectares per year, the global rate of deforestation has recently been slowing.

Greenpeace states its goal is to " ensure the ability of the Earth to nurture life in all its diversity " and focuses its campaigning on world wide issues such as global warming, deforestation, overfishing, commercial whaling and anti-nuclear issues.

For this Greenpeace calls for the industrialized countries to cut their emissions at least 40 % by 2020 ( from 1990 levels ) and to give substantial funding for developing countries to build a sustainable energy capacity, to adapt to the inevitable consequences of global warming, and to stop deforestation by 2020.

There was a great deal of concern over nuclear weapons and nuclear power in sixties and seventies, then there was acid rain in the eighties, ozone depletion and deforestation in the nineties, and now climate change and global warming are the biggest concern for many.

The United States got involved with deforestation concerns due to the allegations of environmentalists dictating deforestation to be a global concern, and after 1977 the U. S. Foreign Assistance Act added an Environmental and Natural Resources section.

depletion of freshwater aquifers threatens water supplies, global warming and sea level rise, coral reef bleaching, overpopulation, deforestation, and air pollution

There is potential for these regions to reduce rates of deforestation by 50 % by 2050, which would be a huge contribution to stabilize the global climate.

* Carbon Stocks: Carbon emissions from deforestation account for an estimated 20 % of global carbon emissions, so in protecting the worlds carbon stocks greenhouse gas emissions are reduced and longterm land cover change is prevented, which is an effective strategy in the struggle against global warming.

Efforts to control deforestation must be taken on a global scale.

In contrast with the vagueness of the Heidelberg Appeal, the " World Scientists ' Warning " is a very explicit environmental manifesto, stating that " human beings and the natural world are on a collision course " and citing ozone depletion, global climate change, air pollution, groundwater depletion, deforestation, overfishing, and species extinction among the trends that threaten to " so alter the living world that it will be unable to sustain life in the manner that we know.

In later years articles became outspoken on issues such as environment, deforestation, chemical pollution, global warming, and endangered species.

These include global environmental problems such as climate change due to global warming, deforestation and loss of biodiversity, etc.

On a global scale, this view holds strictly true ceteris paribus, if deforestation only occurs to increase land for agriculture.

In the following 6 years there was the highest amount of volcanic sulphur deposited in the last 110, 000 years, possibly causing significant deforestation in Southeast Asia and the cooling of global temperatures by 1 ° C.

In line with the President's global advocacy, Guyana ’ s Low Carbon Development Strategy sets out a national scale, replicable model to protect Guyana ’ s 18 million hectare forest, to address the 17 % of global greenhouse gas emissions that result from deforestation and forest degradation, and re-orient the Guyanese economy onto a long-term “ low deforestation, low carbon, climate resilient trajectory ”.

For example, controlling pollution, global warming, deforestation, mitigate carbon emissions, etc.

The scientific opinion on climate change is that the Earth's climate system is unequivocally warming, and it is more than 90 % certain that humans are causing it through activities that increase concentrations of greenhouse gases in the atmosphere, such as deforestation and burning fossil fuels.

This film features an environmental message presenting the issues of global warming, ocean habitat destruction, and deforestation.

The New England habitats are threatened with rising temperatures via global warming and their typical winter habitats are suffering deforestation.

RAN drives change through grassroots organizing, media stunts, the use of non-violent civil disobedience, and inside-the-boardroom negotiations to confront and positively influence industry-leading corporations to publicly adopt environmental policies that address issues ranging from deforestation to global warming.

Almost 20 per cent of global carbon emissions are caused by deforestation, and so curbing forest loss is a critical and cost-effective way to mitigate global warming.

Lomborg had argued in his book that claims by environmentalists about global warming, overpopulation, deforestation, and other matters are not scientifically substantiated.

* The Amazon rainforest could dieback significantly within 50 years due to a combination of deforestation and global warming, which could trigger a 30 % decrease in rainfall.

* Climate and energy-EDF aims to reduce the pollution and curtail global warming, with strategies including overhauling U. S. energy systems, protecting the United States Environmental Protection Agency ’ s limits on pollution, training new climate / energy leaders, and slowing deforestation in Brazil and the Amazon rainforest.

Greenpeace aims at protecting intact primary forests from deforestation and degradation with the target of zero deforestation by 2020.

Greenpeace has accused several corporations, such as Unilever, Nike ,, KFC, KitKat and McDonald's of having links to the deforestation of the tropical rainforests, resulting in policy changes in several of the companies under criticism.

Unilever has been criticised by Greenpeace for causing deforestation,

According to Greenpeace, farmers in Central America illegally rip up vast tracts of native forest for cattle and soybean production without any consequences and companies who buy timber from private land owners contribute to massive deforestation of the Amazon Rainforest.

Greenpeace says that deforestation for the production of palm products is a significant cause of climate change, and loss of bio-diversity.

A YouTube video by Greenpeace went viral and Nestlé announced a partnership with The Forest Trust to establish " responsible sourcing guidelines " and ensure that its products did not have a deforestation footprint.

Adding to this, a Greenpeace investigation brought to light that McKinsey ’ s advice does not only fail to address some of the main drivers of deforestation such as logging and mining, but that the company ’ s proposals would actually reward those industries.

In 2003, Cargill completed a port for processing soya in Santarém in the Amazon region of Brazil, dramatically increasing soya production in the area and, according to Greenpeace, speeding up deforestation of local rain forest.

For example, Madagascar's central highland plateau has become virtually totally barren ( about ten percent of the country ), as a result of slash-and-burn deforestation, an element of shifting cultivation practiced by many natives.

soil pollution from toxic chemicals such as DDT ; energy blockade, the result of conflict with Azerbaijan, has led to deforestation when citizens scavenged for firewood ; pollution of Hrazdan ( Razdan ) and Araks Rivers ; the draining of Sevana Lich ( Lake Sevan ), a result of its use as a source for hydropower, threatens drinking water supplies ; restart of Metsamor nuclear power plant without adequate ( IAEA-recommended ) safety and backup systems

Among tropical nations, Brazil probably has the world's best monitoring of deforestation activity.

The demand for wood has resulted in deforestation and desertification.

tap water is not potable ; poaching has diminished its reputation as one of the last great wildlife refuges ; desertification ; deforestation

In recent years there has been much concern about the rapid rate of deforestation.

Reducing emissions from the tropical deforestation and forest degradation ( REDD ) in developing countries has emerged as new potential to complement ongoing climate policies.

Rainforests are widely believed by laymen to contribute a significant amount of world's oxygen, although it is now accepted by scientists that rainforests contribute little net oxygen to the atmosphere and deforestation has only a minor effect on atmospheric oxygen levels .< ref > Broeker, Wallace S. ( 2006 ).

It has been estimated that we are losing 137 plant, animal and insect species every single day due to rainforest deforestation, which equates to 50, 000 species a year.

About 90 % of the deforestation has occurred within 100 km of roads in most parts of the Amazon.

Evidence of deforestation has been found in Minoan Crete ; for example the environs of the Palace of Knossos were severely deforested in the Bronze Age.

Easter Island has suffered from heavy soil erosion in recent centuries, aggravated by agriculture and deforestation.

The World Wildlife Fund's ecoregion project catalogues habitat types throughout the world, including habitat loss such as deforestation, showing for example that even in the rich forests of parts of Canada such as the Mid-Continental Canadian forests of the prairie provinces half of the forest cover has been lost or altered.

Lacking a detailed history, the kingdom's fall has been attributed to a persistent drought, overgrazing, deforestation, plague, a shift in trade routes that reduced the importance of the Red Sea — or a combination of these factors.

Since 1993, the Eritrean People ’ s Liberation Front army has been involved in tree planting ; the annual average rate of deforestation during 1990 – 2000 was 0. 3 percent.

In general, Ethiopians rely on forests for nearly all of their energy and construction needs ; the result has been deforestation of much of the highlands during the last three decades.

As a result of farming, deforestation and other development, the panda has been driven out of the lowland areas where it once lived.

Habitat destruction has hurt the giraffe, too: in the Sahel, the need for firewood and grazing room for livestock has led to deforestation.

Given the limited amount of good quality agricultural land to begin with, that policy has resulted in continual deforestation and subsequent erosion.

In Haiti, deforestation has long been cited by scientists as a source of ecological crisis ; the timber industry dates back to French colonial rule.

One of southeastern Asia's prominent environmental concerns, deforestation has played a major role in flooding in the region.