India, Jan. 19 -- For all our environmental sensitivities and the need to reduce our carbon footprint, rarely do we look beyond the atmospherics - pollution, air quality , industrial and development monstrosities - and at ourselves, more importantly what we eat sitting atop the food chain. The latest Lancet study warns us that if we do not change our patterns of consumption and work towards a "planet friendly" diet, then we could not leave enough to support the 10 billion population that we are expected to become by 2050 as the earth can produce only so much and no further. All we need to do is shift from meat to vegetables, cut down on sugar and processed foods and eat what we can grow if we are to bequeath reserves and prevent 11 millio...