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The installation, maintenance and repair of deep well hand pumps is more complicated than with other hand pumps. A deep well hand pump theoretically has no limit to which it can extract water. In practice, the depth is limited by the physical power a human being can exert in lifting the column of water, which is around 30 m
A typical Mark II hand pump in India. The pump was designed in the 1970s in a joint effort between the Government of India, UNICEF, and The World Health Organization (WHO) to address the severe drought and a water shortage affecting India during that period and to prevent evacuation of villages to refugee camps. Prior to the pump's design, poor ...
A third year of war in Ukraine drags on as the new year and the conflict's February anniversary approach. The war in 2024 saw major shifts on the battlefield and in Western politics.
The war in Ukraine, now in its 21st month, has killed or wounded hundreds of thousands and destroyed swathes of the country. It has also triggered the deepest crisis in Moscow’s relations with ...
The first round of sanctions was applied in March 2014, after the Russian annexation of Crimea and its support for the war in Donbas.The second active round of applied sanctions started in February 2022, after the full-scale Russian invasion of Ukraine.
Russia attacked Ukraine on Wednesday with cruise and ballistic missiles, as well as drones, Ukraine said. Nearly three years into the war, Washington has committed $175 billion in aid for Ukraine ...
The Ministry of Foreign Affairs stated that the Government of Sri Lanka was deeply concerned about the escalation of violence in Ukraine and called on all parties to exercise maximum restraint and work towards the immediate cessation of hostilities, to maintain peace, security and stability in the region, and emphasised the need for diplomacy ...
Russia launched more than 70 missiles on Wednesday, including ballistic missiles, and more than 100 attack drones targeting Ukraine’s energy infrastructure, he said, adding more than 50 missiles ...