Climate Home: Republicans are grappling to erode US climate credibility ahead of December`s Paris climate conference as payback for their exclusion from negotiations by President Barack Obama.
GOP senators are taking ransom a US$3 billion pledge to the UNs flagship Green Climate Fund which helps developing countries tackle climate change.
Unless the Republican-dominated Senate gets a vote on an anticipated new climate agreement, it wont release the $500 million first tranche.
Americas contribution...