International

"Governments from more than 190 countries on Thursday adopted a measure that for the first time will reduce the climate impact of international jet travel."

"PARIS - Invasive insects cause at least $77 billion (69 billion euros) in damage every year, according to a study released Tuesday that says this figure is 'grossly underestimated' because it covers only a fraction of the globe."

"A global agreement to combat climate change will take force after support from European nations sent the accord across an important threshold on Wednesday, prompting U.S. President Barack Obama to hail it as a 'historic day' for protecting the planet."

"The loneliest frog on Earth is dead, taking with him the hope of an entire species."

"Silky sharks, thresher sharks and devil rays all won new protections at a global wildlife summit late on Monday."

"The Paris Agreement on climate change is expected to meet all criteria to enter into force Wednesday when the European Union submits its ratification papers to the United Nations."

"Delegates at a UN wildlife conference have endorsed calls for the closure of all domestic ivory markets."

"India, the world's third largest emitter of greenhouse gases, formally joined the Paris agreement on tackling climate change on Sunday, the United Nations said, taking the global pact a step closer to its enactment."

"UN wildlife officials have voted to ban trade in all eight species of Asian pangolins. The creature is prized for its meat and scales, which are used for medicinal purposes."

In a forthcoming paper, scientists say anaerobic decomposition of sediement and other organic material inundated by reservoirs emits a significant amount of greenhouse gases, mainly methane.