( CNN ) -- This month Road to Rio -- a Green City Journey stops off in the world 's second most populated country , India . Sara Sidner , Mallika Kapur and Nick Glass meet in the capital city New Delhi , to explore how carbon cuts are being made . They hit the ground on green modes of transport to take on the Green City Challenge , picking up the best of green initiatives in a city heaving with mechanical and human traffic . From a solar-paneled rickshaw they explore the cuts being made in transport -- nearly the whole public transport system is run on natural gas ( CNG ) and the Metro system is expanding to take 17 million cars off the road reducing emissions by 160 millions tons . The slogan of the Rio Earth Summit , where we 're heading in June , is `` The Future We Want . '' Are young Indians participating in the future they want ? Sara visits a local orphanage where organic waste from the local market is powering the stoves -- one solution to Delhi 's problem of 9,000 tons of waste daily . Night markets are being lit by solar lamps in an initiative pioneered by Delhi students . And in the evening : A local eco-community provides the entertainment with a Bollywood movie in a solar powered cinema accompanied by popcorn made in a solar cooker . GREEN TEA . Tea production is one of India 's foremost industries and nowhere is more celebrated for its tea leaves than Darjeeling . Nick goes to visit Chamong Tea Estate where tea pickers are exploiting renewable hydroelectric power to help run their business , making this truly `` green tea . '' CLEANING UP DIRTY PHONE CALLS . Bharti Infratel in Gurgaon , near Delhi , has turned to renewable energy to help power the conversations of the future . The telecoms industry is growing massively each year , nowhere more so than in India . With around 800 million cell phone subscribers as well as call centers , every 10 % increase in penetration has increased the country 's GDP by 1.2 % . However , the telecoms industry has a dirty secret ; it is very carbon intensive . Sara goes to find out how it are cleaning up . SUSTAINABLE SILK . India is the world 's second largest producer of textiles after China . It is an age-old trade , but the millions of meters of fabric rolled out each year pump nearly 200 million tons of carbon into the atmosphere . Mallika heads to Jaipur to see how a textile factory is turning the power of the sun to weave more and burn less . MUGHAL GREEN WISDOM . Locked into the ornate stone walls of Jaipur 's Mughal palaces are the keys to really green buildings . Architect Manit Rastogi has explored the palaces to build a carbon cool university in a desert climate . Nick accompanies Rastogi from the Amber Fort to the Hawa Mahal , to see how clever manipulations of stone and water have made the Pearl Academy an energy efficient masterpiece . MUMBAI RECYCLING . Approximately 7,000 tonnes of waste is generated per day in Mumbai . Residents of the city 's sprawling slum Dharavi , one of the largest slums in the world , have come up with a solution . Rag pickers swarm the heaps of garbage , and now there 's a buck or two more for their work . Recycling the mounds of plastic into toys , household products and accessories is making big business out of rubbish . Mallika goes to find out . Watch the show in February at the following times : . Wednesday , February 15 : 1030,1730 , . Saturday , February 18 : 0530 , 1930 , . Sunday , February 19 : 1230 . Saturday , February 25 : 1230 , . Sunday , February 26 : 0530,1930 . ( all times GMT )
This month Road to Rio stops off in India to check out some green initiatives there . The team first finds new modes of transportation helping to cut carbon in New Delhi . Then they visit the Taj Mahal and see how it is being used as a way to reduce pollution from cars, buses and trains. Plus , the program explores some of the green landmarks in the country .