-The Hindu If we oppose every solution to the problem of air pollution, how will we ever breathe clean air, asks the environmentalist Environmentalist Sunita Narain has been fighting for clean air for decades. The Delhi-based Centre for Science and Environment, with which she has been associated and now serves as director general, led the shift to compressed natural gas in Delhi, to reduce air pollution. Ms. Narain is on the statutory...

-The Hindu The interaction between people and land is as old as human evolution. When early hunter-gatherers started to settle down in the Neolithic transition and practise agriculture, they began to change their relationship with land in a major way. Starting with the Holocene, approximately 11,500 years ago, many plants were domesticated for agriculture. These and the associated social and technological changes led to dense human settlements that then paved the...

-The Hindu In order to have a chance of limiting temperature rise to 1.5 degrees Celsius, we need suitable technologies to make low-carbon transitions in development right away Now that the Paris Conference of the Parties (COP) meet is long over, countries need to concentrate on global greenhouse gas (GHG) emissions, which need to peak soon and go to zero by mid-century if there is to be a chance of preventing average...

-The Hindu A key to understanding the effect of driving restrictions on emission levels would be to analyse what substitutions citizens will make for private vehicle trips during restriction hours It will be an unusual start to the New Year for Delhi. The city will be subject to the much-discussed driving restrictions, according to which between 8 a.m. and 8 p.m. most private vehicle operators will only be able to take their...

-The Hindu Business Line The new travel policy in Delhi can lead to a commuting disaster if public transport is not able to absorb the surplus Currently, 56.81 lakh two-wheelers and 27.90 lakh cars and jeeps ply on Delhi’s roads, according to the official state government statistics. These figures don’t include the taxis. Which means a total of 84.71 lakh private vehicles. In most cases, one vehicle equates to one person. Let’s say...