Senior ministers are arriving in an effort to break a deadlock over the summit’s main goal: funding to help lower-income countries hit hard by global warming.

United Nations talks on getting money to curb and adapt to climate change resume Monday with fresh hope that negotiators and ministers can work through disagreements and hammer out a deal after slow progress last week.

Heads of state arriving in Rio de Janeiro on Sunday for the G20 summit will spend Monday and Tuesday addressing issues from poverty and hunger to the reform of global institutions

Halfway through the negotiations there is plenty of frustration. But, according to our environment editor Fiona Harvey, there is also still hope

United Nations climate talks resumed Monday with negotiators urged to make progress on a deal that could see developing countries get more money to spend on clean energy and adapting to climate-charged weather extremes.

By Jake Spring and Lisandra Paraguassu RIO DE JANEIRO (Reuters) -Diplomatic tensions over global warming spilled over into the G20 summit negotiations in Brazil this week, with sources saying the 20 major economies reached a fragile consensus on climate finance that had eluded U.