Dubai deluge likely made worse by warming world, scientists find

A powerful rainstorm that wreaked havoc on the desert nation of the United Arab Emirates last week was likely made more intense because of climate change, a team of international scientists has found. The World Weather Attribution (WWA) group, composed of researchers from around the globe, said rain storms like the one that struck last … Read more

North Pacific humpback whale numbers fall by 20%, but some scientists aren’t worried yet

A sprawling international study of humpback whales in the northern Pacific has found their population has shrunk significantly since 2012 — despite the once-endangered species’ remarkable comeback from the brink of extinction.  The new research, published in Royal Society Open Science journal on Wednesday, estimated a roughly 20 per cent drop in the cetacean species’ numbers … Read more

Milder heat waves more deadly in long term, India study finds

NEW DELHI: While the most extreme heat waves have the greatest short-term impact on mortality, it is the mildest ones that kill most over time because they are more common, according to a study conducted in India. As heat waves are projected to become more common as the Earth’s climate warms, the health risks of … Read more

2023 set to be hottest year on record, UN says

The United Nations weather agency said Thursday that 2023 is all but certain to be the hottest year on record, warning of worrying trends that suggest increasing floods, wildfires, glacier melt and heat waves in the future. The World Meteorological Organization also warned that the average temperature for the year is up some 1.4 degrees C from … Read more

As temperatures rise, dengue fever infections keep surging around the world

This story is part of CBC Health’s Second Opinion, a weekly analysis of health and medical science news emailed to subscribers on Saturday mornings. If you haven’t subscribed yet, you can do that by clicking here. In Bangladesh, roughly 300,000 people have been infected with dengue this year during the country’s worst-ever outbreak of the mosquito-transmitted disease. … Read more