What percentage of the cost of food production is attributable to water availability and management?

Ninety percent of global warming is occurring in the ocean, causing the water's ... world through discovery. About NASA's Mission · Join Us · Home · News ... About 71 percent of the Earth's surface is water-covered, and the oceans hold about 96.5 percent of all Earth's water. Feb 9, 2015 ... The Earth's surface is covered by 71% water and roughly 10% by ice. And I know the Earth is about 0.023% water by mass, but that's a comparison against the ... Around 57 per cent of countries presented a water use efficiency equivalent to $20 per cubic metre or less in 2019. Across the world, water stress levels ... About 71 percent of the Earth's surface is water-covered, and the oceans hold about 96.5 percent of all Earth's water. Just 3 percent of the world's water exists as fresh water—2 percent is locked in the polar ice caps; less than 1 percent resides in freshwater lakes and streams ... Percentage of population drinking water from ... No estimates are reported if less than 30 per cent of the population in the region or world are covered. Irrigation already accounts for 72 percent of all freshwater withdrawals. Human-induced land degradation, water scarcity and climate change are increasing the ... Jun 18, 2019 ... ... per cent to 9 per cent, and 23 countries have ... Some 2.2 billion people around the world do not have safely managed* drinking water ... Oct 16, 2023 ... World food production will have to grow 50 percent by 2050 to meet rising demands, requiring 30 percent more water than today, ...