For the 95% on $10 a day, see Martin Ravallion, Shaohua Chen and Prem Sangraula, Dollar a day revisited, World Bank, May 2008. They note that 95% of developing country population lived on less than $10 a day. Using 2005 population numbers, this is equivalent to just under 79.7% of world population, and does not include populations living on less than $10 a day from industrialized nations.
India receives an average annual rainfall of 1,208 millimetres (47.6 in) and a total annual precipitation of 4000 billion cubic metres, with the total utilisable water resources, including surface and groundwater, amounting to 1123 billion cubic metres.[157] 546,820 square kilometres (211,130 sq mi) of the land area, or about 39% of the total cultivated area, is irrigated.[158] India's inland water resources and marine resources provide employment to nearly six million people in the fisheries sector. In 2010, India had the world's sixth-largest fishing industry.[159]
Most of us think of investment income as just the cash flow we get from bank interest, bonds, share dividends and property rents, some of which comes via a super pension.  But a more complete view is to also consider how growing the value of your investments can add to your spending potential.  This total return approach generates income from both income and growth to optimise spending from your portfolio across all market cycles, aligning cheap and expensive investments to your goals.