Weekly News Summary: Key Events from [Start Date] to [End Date]
1. Americas. Brazil Appoints Chair, Warns of Trump's Impact on Climate Negotiations The newly appointed chair of the annual climate summit in Brazil warned on Tuesday that President Donald Trump's decision to withdraw from the Paris Agreement would cast a shadow over the negotiations. The summit is set to take place in the Amazonian city of Belém. Trump announced the U.S. withdrawal from the climate agreement at the start of his second non-consecutive term on Monday, marking the second time in a decade that the world's largest emitter of greenhouse gases has pulled out of global efforts to combat climate change. This move further increases the pressure on Brazil as the host...