The strengthening El Niño weather pattern has tied for the most intense on record on a widely used metric, a senior scientist told AFP on Monday, even as its influence is already being felt from Central America to Indonesia.
The affected dates were due to include stops in Copenhagen, Oslo, Stockholm, Hamburg and Berlin.
Scientists are developing imaging techniques and blood tests that one day may enable doctors to identify the disease definitively in living patients.
Some viruses appear to vanish when outbreaks dissipate, only to emerge again. Scientists don’t always know which animals they lurk in — and how to stop them from spilling back over.
The molecular culprit behind harmful algal blooms and some groundwater contamination is the same thing that has kept civilization fed for millennia: a stable form of nitrogen called nitrate.
In 2015, global leaders set ambitious goals to reduce inequality, end hunger and boost education. More than a decade later, the world is nowhere near achieving much of what was promised.