Sentences with word «desertification»

Environmental degradation, resulting in desertification of once productive sub-Saharan Africa, has created millions of «environmental refugees» in the decade of the 1980s alone.

By the end of the 13th meeting of the Parties to the United Nations Convention to Combat Desertification in Ordos, China, 113 countries had agreed to specify concrete targets with clear indicators, to rehabilitate more land and reverse degradation, which currently affects over a third of the world's land resources.

In the Sub-Sahara countries, the Desert is moving southwards at an annual rate of 0.6 km., putting 35 million people at risk from the effects of desertification in northern Nigeria alone.

In his concluding chapter, Snyder describes the Holocaust as an act of «ecological panic» -LSB-...] In the 21st century, he speculates, rapid and destructive climate change could lead to wholesale food shortages caused by desertification of huge areas of the planet, or alternatively drastic economic collapse and state bankruptcies.

Further cause for alarm is the introduction of heavy machinery into fragile soil systems — cited by the United Nations Conference on Desertification as one of the factors in the loss of land to encroaching deserts.

As part of the CSO panel we advocated for organic agriculture as a means of farming that increases the resilience of soils to both water stress and nutrient loss and which contributes to combating desertification by preventing soil erosion and land degradation.

It contains field reporting on: climate - related problems and threats such as desertification in Nigeria, soil salination in Senegal, and the lack of technical support available to smallholder farmers in Zimbabwe; the range of responses and solutions adopted by farmers and governments; and how livestock - raising communities in the Kenyan county of Turkana are facing up to one of the worst droughts in living memory.

In 2006, researchers used radiocarbon - dated material from 150 archaeological sites in the eastern Sahara to map a change in settlement patterns that coincided with increased desertification of the region.

But he worries that developing countries may object, as it could draw attention away from desertification in their own lands.

I believe that global warming as a result of desertification caused by the Roman Empire in North Africa roughly two thousand years ago.

Chinadialogue: Forcing herders to abandon nomadic way of life failing to stop desertification near the source of the Yellow River, an investigation reveals.

Several African countries have recently begun a program to halt desertification in the Sahel, but even in places where the desert isn't advancing, agricultural lands face challenges from chemically intensive

Now we have a more difficult situation, with desertification under way at locations around the world.

And by taking a cue from the humble yet noxious tumbleweed, science may be able to gather data about desertification in a unique way.

In northwest Africa, where what Werz has called an «arc of tension» runs through Nigeria, Niger, Algeria and Morocco, he said the projected massive population growth combined with small - onset changes brought about by climate change — like sea - level rise along the Niger Delta, the loss of hundreds of villages through desertification and the virtual disappearance of Lake Chad — is bad enough.

The authors say that more conservation support and scientific attention needs to be paid to deserts noting that 2014 is the halfway point in the United Nations Decade for Deserts and the Fight against Desertification and the fourth year of the United Nations Decade for Biodiversity.

About the environmental aspect, growing acacia trees prevents desertification and deforestation.

The drought in the region also gave rise to a global discussion and concern for desertification as an emerging environmental problem.

Two key projects spearheaded by the UNCCD / GM in addressing desertification: the Land Degradation Neutrality (LDN) Fund; and the Great Green Wall for the Sahara and the Sahel Initiative (GGWSSI), were discussed during the meeting on the implementation of the Paris Agreement on Climate Change held...

Global warming as an enhancer of natural phenomenon is the basis of concern for many phenomenon including desertification of land and sea masses.

As a result we risk expanding desertification, food shortages, increased storm intensities, loss of coral reefs and the disappearance of mountain glaciers that supply water to hundreds of millions of people.

They are only indirectly concerned with problems like desertification or the melting of glaciers, because climate policy extends today into many political areas.

In a provocative appearance on the video blog Ted Talks, biologist Allan Savory said desertification of the world's grasslands may be releasing more carbon into the atmosphere than burning fossil fuels.

1994 — students in Ken Cline's International Environmental Law and Policy class attended (and supported Southern NGO's in) negotiations over the UN Convention to Combat Desertification at the United Nations in New York.

Environmental issues affecting the Arab world include widespread desertification, water scarcities, soil degradation and declining land productivity.

Next week, a meeting of UN member states in New York will begin to set out the steps needed to close that science gap and boost international efforts to tackle desertification.

Namibian authorities organized a public event to address land degradation and desertification issues.

Through the use of maps, diagrams, photographs and selected situations this unit explains why the SAHEL is the major region where desertification is occurring.

Scheduled to be complete in 2050, this Green Wall of China will, in theory, slow down the winds that drive desertification and dust storms.

Our soil has suffered desertification as a result, losing its vitality and natural beneficial relationships wherever toxic chemicals are used.

In the paper, Pringle and colleagues warn that this new understanding of termites may mean climatologists have misread how vulnerable some areas are to desertification under various climate change scenarios.

Desertification also contributes to climate change, with land degradation and related loss of vegetation resulting in increased emissions and reduced carbon sink.

By 2020, ecosystem resilience and the contribution of biodiversity to carbon stocks has been enhanced, through conservation and restoration, including restoration of at least 15 per cent of degraded ecosystems, thereby contributing to climate change mitigation and adaptation and to combating desertification which has a benefit of $ 7 for every dollar spent.

The more climate change there is, the more desertification there is, the more flooding there is, the greater the problems we're going to have with not enough food and water around the world.

To avoid such distressing phenomenoms such as large forested areas desertification, industrialization...

As climate change alters weather patterns — hastening desertification in some places and sopping others — increases the strength of natural disasters — from cyclones to landslides — and raises sea levels world wide, it will make many areas and livelihoods untenable, say the authors.

The degradation of drylands is called desertification.

They also need to learn how best to track desertification using satellite data.

Naïf, charming pictures and well - chosen details illuminate the life and work of Nobel Peace Prize laureate Wangari Maathai, who responded to the impending desertification of her native Kenya by instigating the planting of 30 million trees.

17 Combating desertification doesn't require high tech.

River systems have been heavily exploited for irrigation, which has hastened soil degradation, made the ground saltier, and contributed to creeping desertification.

The weakening monsoons caused further desertification and vegetation loss, promoting a feedback loop which eventually spread over the entirety of the modern Sahara.