Environment

Australian bushfires may have helped trigger La Nina

Australia's "Black Summer" bushfire catastrophe coughed up so much smoke it may have fuelled the global onset of La Nina in 2020, according to new research published Thursday.. The "Black Summer" bushfires raged across Australia's eastern seaboard from late 2019 to early 2020, razing swathes of forest, killing millions of animals, and blanketing cities in noxious smoke. 

Protesters throw cake at Volkswagen shareholders' meeting

Activists hurled cake at Volkswagen bosses on Wednesday, as the German carmaker's annual shareholders' meeting was disrupted by protests over human rights and climate change.. Inside, the meeting itself was interrupted when cake was aimed at Wolfgang Porsche, who sits on Volkswagen's supervisory board and celebrated his 80th birthday Wednesday.

Climate maths 'doesn't add up' without carbon capture: COP28 chief

The Emirati oil chief leading this year's UN climate talks said Wednesday the world must get "serious" about new emission-capturing technology, rather than focussing only on replacing fossil fuels with renewable energy.  . But greenhouse gas emissions from existing fossil fuel infrastructure will still push the world beyond 1.5C unless the costly and emerging carbon capture and storage technologies are utilised, the IPCC said.

World near positive 'tipping point' on climate solutions: expert

With climate-enhanced droughts, heatwaves and fires ravaging three continents and the threat of a new surge in global warming, the world urgently needs to ramp-up solutions for slashing carbon pollution.. We need a better, more balanced conversation on how climate solutions can benefit communities around the world. mh/klm/jj

Climate change raising heat risks for workers, experts warn

Rising global temperatures are increasing the risk of workers dying or becoming disabled from labouring in extreme heat, an international conference has been told.. "Science tells us that all countries can do more," the International Labour Organisation's regional chief for Arab countries, Ruba Jaradat, told the Occupational Heat Stress conference, which focused on climate change and how rising temperatures threaten workers' health.

Australia told to shoot kangaroos before they starve

Australia's kangaroos could die in "catastrophic" numbers if a population boom is left unchecked, ecologists have warned, while backing the industrial-scale culling of the marsupials.. Kangaroos have a "boom and bust" population cycle -- when fodder is plentiful on the back of a good wet season their numbers can balloon by tens of millions.

'Perfect storm' of heat, dryness fuel western Canada's extreme wildfires

Dry vegetation, record temperatures and powerful winds: this "perfect storm" of weather phenomena fueled the massive forest fires in western Canada's Alberta province this year, according to researchers.. In early May, a weather phenomenon set in that "brought really unseasonably hot and dry conditions to the province," Lang told AFP. A ridge of high pressure pushed aside the precipitation and kept the heat in place, breaking several temperature records in the region.

No longer a death sentence: Four decades of living with HIV

Forty years after the discovery of HIV, AFP looks at how far we have come in fighting a deadly virus that was once shrouded in fear and shame but is now treated as a manageable chronic condition.. - 1983: Identifying HIV - In January 1983, researchers in France, Francoise Barre-Sinoussi and Jean-Claude Chermann, working under Luc Montagnier, identify the virus that "might be" responsible for AIDS.  Their discovery is published on May 20 in the journal Science.

Canada wildfires slow allowing evacuees to return, but hot, dry weather coming

Cooler temperatures and light rain brought relief that allowed some wildfire evacuees to return home in Canada's Alberta province on Tuesday, but several blazes were still out of control and a coming sharp rise in the mercury could set back efforts to tame the fires.. Alberta Premier Danielle Smith noted that 30,000 hectares (74,000 acres) in the province are usually consumed by wildfires each year.

Boeing confident it will fulfill huge Ryanair order

Boeing's CEO is "confident" the company will fulfil Ryanair's giant 737 MAX-10 order announced Tuesday despite lingering supply chain and regulatory questions, a view shared by the Irish carrier.. The Irish carrier is targeting volume of 300 million passengers annually in March 2034 compared with 168 million this year, with the MAX-10 playing a key role.