This article summarizes the results of water productivity assessment in 10 river basins across Asia, Africa and South America, representing a range of agro-climatic and socio-economic conditions. Intensive farming in the Asian basins gives much greater agricultural outputs and higher water productivity. Largely subsistence agriculture in Africa has significantly lower water productivity. There is very high intra-basin variability, which is attributed mainly to lack of inputs, and poor water and crop management.

Ongole, Dec. 22: Chirala Congress MLA Amanchi Krishnamohan here on Wednesday demanded the cancellation of the ultra mega power pro-ject at Nayunipalli in Vetapalem mandal of the distr-ict. Referring to the notification to acquire lands, he demanded its revocation as 50,000 persons would be displaced due to the project.

The Apodi estuarine  located in the  north coast of Rio Grande do Norte State; it is a typical and key valley region with apparent upland ecosystem vulnerability and sensitivity.

Human excreta could have a key role in securing future food security, helping prevent a sharp drop in yields of crops such as wheat due to a shortage of phosphorus inputs, a UK organic body said on Monday.

"It is estimated that only 10 percent of the three million metric tons of phosphorus excreted by the global human population each year are returned to agricultural soils," Britain's largest o

Climate change has resulted in several kinds of aberrations in the weather phenomenon all over the globe. The recent unprecedented rainfall leading to floods in 13 districts of North Karnataka was said to be one such event.

Potential interactions between food production and climate mitigation are explored for two situations in sub-Saharan Africa, where deforestation and land degradation overlap with hunger and poverty.

It has long been felt that our natural environment should be mapped and monitored with active participation of agencies responsible for managing natural resources, industry groups and community organizations. This organized information forms a basis for storing soil and land databases for the implementation and monitoring of various efforts on land resource management.

JODHPUR: To delve on various ways to control the land degradation of the Thar Desert, a two-day workshop was organised by the Jal Bhagirathi Foundation here on Thursday.

The UNDP-supported project Sustainable Participatory Management of Natural Resources to Control Land Degradation in the Thar Desert Ecosystem' envisages development and implementation of an integrated planning and management st

While declining to vacate its stay on sand mining, the Bombay high court on Thursday observed that only stringent legal provisions will deter illegal sand extraction in the state.

A division bench of justices BH Marlapalle and UD Salvi were hearing a clutch of petitions in favour of and opposing the stay.

Advocate general Ravi Kadam submitted a draft of the sand dredging policy, stating that

Lost wealth: A logged-over area in the mountains of Jambi province in Indonesia's Sumatra island in this August 2010 file photo.

TOKYO: The world must act immediately to stop the rapid loss of animal and plant species and the habitats they live in, the United Nations warned on Monday at the start of a major summit on biodiversity.

The 193 members of the U.N.'s Convention on Biological Divers

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