United Nations climate talks on Monday entered their final week amid rows over the Kyoto Protocol and funding for poorer countries, despite fresh warnings of the peril from greenhouse gases.

After six days of wrangling, nearly 200 nations remained far apart on issues vital for unlocking a global deal on climate change, said delegates at the talks in Doha.

Poor countries were insisting Western nations sign up to deeper, more urgent cuts in carbon emissions under Kyoto after the pact’s first round of pledges expires at year’s end.

They were also demanding the rich world commit to a new funding package from 2013 to help them cope with worsening drought, flood, storms and rising seas.

Key questions

Both questions are key to a new treaty that must be signed by 2015 and enter into force in 2020 to roll back global warming.

Some delegates began to voice fears of deadlock ahead of ministerial-level talks, starting on Wednesday, to crown the annual negotiations under the U.N. banner.

A new study warned on Sunday that Earth could be on track for warming above five degrees Celsius (nine degrees Fahrenheit) by 2100 — at least double the 2C (3.6 F) limit enshrined by the U.N..

It follows other research which said polar ice-cap melt had raised sea levels by nearly half an inch (11 millimetres) over the last two decades, and that Arctic ice shrivelled at an unprecedented rate in 2012. —AFP