"As dengue cases break international records, U.S. health officials warned doctors Tuesday to be alert for the mosquito-borne virus, prompting questions about where exactly the disease has been detected."

"Dozens of countries have voiced their support for concluding in the next few weeks World Trade Organization negotiations on cutting harmful fishing subsidies that contribute to overfishing, two documents showed on Friday."

"Water pollution levels in Paris' River Seine remain much higher than allowed for bathing, data showed on Friday, one month before the Olympics in which the capital's landmark waterway is meant to be one of the swimming venues."

"Wildfires above the Arctic Circle in June have unleashed carbon emissions that are the third highest for the time of year in two decades of monitoring, European scientists said on Thursday."

"Over 45,000 species are now threatened with extinction — 1,000 more than last year — according to an international conservation organization that blames pressures from climate change, invasive species and human activity such as illicit trade and infrastructural expansion."

"Setting aside an additional 1.2% of the world's land as nature preserves would prevent the majority of predicted plant and animal extinctions and cost about $263 billion, according to a study published on Tuesday."

"Mike Bettwy, a government meteorologist who focuses on potential threats from space weather, says that we are more prepared than ever — and that forecasting is only getting better."