In this paper, 'Climate Change: An Opportunity for Sustainable Development', the Author examines the various aspects of climate change and Delhi Metro's comparative advantage in being able to address them. He brings out that if left unabated, climate change would most certainly reverse the hard-earned development gains; and the poorest were likely to suffer the earliest and the most.

With the economic growth and rapid urbanization there has been a sharp increase in urban transport requirements. The author, who has considerable experience in transport infrastructure, brings out that one of the options is optimisation of the right way of roads with the objective of maximizing passenger trips instead of vehicle trips.

The author brings out that the scientific evidence is now overwhelming: climate change presents very serious global risks, and it demands an urgent global response. The range of climatic changes anticipated - will have real impacts on the natural environment as well as man-made infrastructure and their ability to contribute to economic activity and quality of life.

The award of the Nobel Prize to Dr. Mohammed Yunus of Bangladesh highlighted the role of microfinance and micro-credit in poverty alleviation.

The present article reflects the author's authority and perception as how India should work towards sustainable food security.

The oil and gas sector in India is the largest in terms of sales turnover, touching the lives of all citizens, providing uninterrupted supplies of oil products to the remotest parts of the country. The oil sector is the largest contributor to State exchequer through taxes.

Hydrogen is a new, highly versatile energy carrier which is a clean, safe and cheap fuel choice and when combined with super-efficient fuel cell vehicles, enables a profitable transition from the present hydrocarbon based fuel economy.

Energy is a prime requirement for sustainable development and poverty reduction. The energy dimension of poverty is fundamental. Lack of energy/electricity perpetuates poverty as it precludes most industrial activities and the jobs they create.

Enormous amount of heat energy at high temperature is locked up inside the earth. It remains confined by the earth's crust, which is a good heat insulator, but escapes at the edges of tectonic plates in the form of volcanic eruptions, hot springs and geysers.

This paper brings out the requirements for a sustainable and affordable energy and transport scenario. The demand/supply gap for the next twenty-five years has also been vividly brought out.