India's environment minister said Wednesday that a European Union scheme to tax airlines for carbon emissions was "a deal breaker" that could wreck global climate change talks.

"I shall stick my neck out and say, for the environment ministry, yes the unilateral measure by the EU... is a deal breaker for the talks," Jayanthi Natarajan said in New Delhi.

An Indian health warning on cigarette packets that uses an apparent picture of England footballer John Terry with a set of blackened lungs is to be withdrawn, officials said Wednesday.

Terry's London-based lawyers had threatened to sue over the blurry photograph featuring the head and shoulders of a man closely resembling the former England captain and current skipper of Premier League side Chelsea.

The Pakistani military on Sunday dug through snow, boulders and slush in an increasingly desperate search for 135 people buried in an avalanche, as hopes faded of finding any survivors.

Nearly 36 hours after a wall of snow crashed into a remote army camp high up in the mountains of Kashmir, rescuers were yet to recover any survivors or even bodies from the Siachen Glacier, where Pakistani and Indian troops face off.

President Asif Ali Zardari became the first Pakistani head of state since 2005 to visit India on Sunday for a one-day trip he described as "very fruitful" in improving ties between the rivals.

During a visit billed as private but of great diplomatic significance, Zardari lunched with Indian Prime Minister Manmohan Singh and invited him to visit Pakistan.

An avalanche smashed into a Pakistani army base on a Himalayan glacier close to India on Saturday, burying around 130 soldiers, a security official said.

Rescue efforts are under way on the remote and frigid Siachen Glacier, where thousands of Pakistani and Indian troops are based, the security official said.

President Asif Ali Zardari will on Sunday become the first Pakistani head of state since 2005 to visit arch-rival India when he makes a trip that includes lunch with Prime Minister Manmohan Singh.

India is to return to the elite group of countries with a nuclear-powered submarine on Wednesday when it inducts a new vessel leased from Russia.

Indian Defense Minister A.K. Antony is to formally commission the INS Chakra II at its base in Visakhapatnam, a navy shipyard on the country's south east coast in the state of Andhra Pradesh.

Pakistan President Asif Ali Zardari will visit India on April 8 for lunch with Indian Prime Minister Manmohan Singh and for private prayers at a shrine, Islamabad announced Monday.

It will be the first visit by a Pakistani head of state to India since 2005 and comes as the nuclear-armed rivals make gradual progress towards normalizing relations, dealt a major blow by the 2008 Mumbai attacks blamed on Pakistanis.

New Delhi police detained another five Tibetan demonstrators on Friday outside the hotel of Chinese President Hu Jintao amid a raging debate over this week's crackdown on the exile population.

Hundreds of Tibetans have been rounded up by security forces in the Indian capital and placed in preventative detention in a heavy-handed police operation criticized by community leaders for its severity.

The world's biggest emerging powers on Thursday said dialogue was the only answer to the crises in Syria and Iran, seeking to buttress their economic heft with a unified diplomatic clout.

At their fourth summit, the leaders of the BRICS countries -- Brazil, Russia, India, China and South Africa -- also pushed for the creation of a new joint development bank as a counterpoint to Western-backed aid lenders.