Ecuadorian ambassador to the UK is hopeful impasse can be overcome at treaty negotiations in OttawaAs UN talks begin to agree the first global treaty to reduce soaring plastic waste, the chair of the meetings has said he is confident countries will come together to secure an agreement.Luis Vayas Valdivieso, the Ecuadorian ambassador to the UK, admitted it would be a challenge to overcome an impasse that has emerged between countries which produce plastic and others that have ambitions to tackle... Read this story