
Falling water levels on the Rhine are forcing barges to operate with a fraction of their usual load and have sharply raised the cost of river transport, as drought and extreme temperatures affect Europe's main inland waterways.

Two crew members were killed on Sunday when two helicopters battling a wildfire collided in midair in the Psatha area, on the boundary between Attica and Boeotia northwest of Athens, the Hellenic Fire Service said.

The wildfires affecting Spain and France since mid-July have reached an unprecedented scale in both countries, which together account for nearly a quarter of the world's vineyard area. Spain declared a national wildfire emergency for the first time, while French President Emmanuel Macron described the situation as the most severe recorded in his country since the Second World War.

Uruguay's government is drawing up a set of contingency protocols for the flooding risk associated with the El Niño phenomenon, which climate projections indicate will have its greatest impact on the region during the southern hemisphere spring. President Yamandú Orsi announced at the Congress of Departmental Governors that the measures will be presented in August, ahead of what may occur from September and October.

Chile's president, José Antonio Kast, declared on Monday a 30-day constitutional state of catastrophe in the Coquimbo region and the Huasco province, in the Atacama region, in response to the intense storm battering the country's north. According to the government's latest tally, the phenomenon has left at least ten people dead nationwide, four missing, and nearly 100,000 residents cut off by road closures. Authorities warned the toll could rise, as numerous areas remain unreachable.

A dense cloud of smoke from the hundreds of wildfires burning in Canada covered much of the US northeast and southern Canada on Thursday, sharply worsening air quality in cities such as New York, Chicago, Detroit, and Toronto. Health authorities advised residents to stay indoors, three days before New Jersey's MetLife Stadium hosts the World Cup final between Spain and Argentina.

The South Atlantic Environmental Research Institute (SAERI) has secured funding for a series of new scientific projects aimed at strengthening environmental monitoring, conservation science and evidence-based management across the Falklands and the wider South Atlantic.

The intense polar air mass that affected much of Argentina during the first days of July has begun to ease, with a gradual rise in temperatures across the center and north of the country, while Patagonia now concentrates the most severe weather. The National Meteorological Service (SMN) has kept warnings in place for rain, snow and strong winds in the far south.

The United States marks the 250th anniversary of its independence on Saturday amid a historic heat wave that has forced the suspension or rescheduling of events in several cities across the country. The semiquincentennial commemoration, recalling the adoption of the Declaration of Independence in Philadelphia in 1776, will have its centerpiece on the National Mall in Washington, with a speech by President Donald Trump and the largest fireworks display in history.

The seaside city of Mar del Plata, one of the main tourist destinations on Argentina's Atlantic coast, woke up covered in snow on Thursday, an unusual sight for a temperate-climate city that became the most widely shared image of the intense polar cold wave sweeping the country. Thermometers read around 1 degree below zero, with a wind-chill close to -3 °C, and snow and sleet were recorded from the early hours in various parts of the General Pueyrredón district, with heavier accumulation in the Sierra de los Padres area.