Scientists say Australian plan to cull up to 10,000 wild horses doesn’t go far enough

From Nature, 1 November 2021: Up to 10,000 feral horses might be killed or removed from Australia’s largest alpine national park under a draft plan to control the rapidly growing population of non-native animals. Scientists have welcomed the idea of removing them, but are alarmed that the plan still allows for thousands to remain, threatening Continue reading Scientists say Australian plan to cull up to 10,000 wild horses doesn’t go far enough

Direct air capture sucks carbon right out of the skies

From Wired UK, 4 October 2021: Christoph Gebald and Jan Wurzbacher were, in the latter’s words, “young, motivated and maybe a bit naïve,” when they decided in 2009 to set up a company based on technology that could capture carbon dioxide from the atmosphere. The two mechanical engineers, who met while studying at ETH Zürich, Continue reading Direct air capture sucks carbon right out of the skies

Most fossil-fuel reserves must remain untapped to hit 1.5 °C warming goal

From Nature, 8 September 2021: Nearly 90% of economically viable global coal reserves must be left in the ground to have even a 50% chance of hitting internationally agreed climate-change goals, according to an updated model of limits to fossil-fuel extraction, published today in Nature. For a 50% chance of remaining below 1.5 °C of Continue reading Most fossil-fuel reserves must remain untapped to hit 1.5 °C warming goal

Mice plague eastern Australia in record numbers

From The Scientist, 13 July 2021: Just before Christmas last year, Julie Leven and her husband Des took their camper up to visit their son in northern New South Wales, Australia. Driving back at night to their home in Gilgandra, around 430 kilometers northwest of Sydney, they saw masses of white spots moving across the Continue reading Mice plague eastern Australia in record numbers

Unstoppable eating machines: why Australian farmers are renting out goats for weed control

From The Guardian, 13 February 2021: La Niña has been good to the backyards and farmlands of much of eastern Australia. Cooler, wetter conditions have led to a flourishing of lush grass, trees and – unfortunately – weeds. With so many more people working from home, the joy of gazing out of the home office Continue reading Unstoppable eating machines: why Australian farmers are renting out goats for weed control

Closing the loop: This man turns discarded coffee cups into roads

From The Guardian, 20 August 2020: In a secret location in an industrial area in western Sydney, a test strip of asphalt is being laid. But this is no ordinary road. The 50-metre strip stretching out into the hot afternoon sun is held together by an unusual material. The gooey cellulose that binds a road Continue reading Closing the loop: This man turns discarded coffee cups into roads

“We pay a tax to produce clean energy”

From The Guardian, 6 August 2020: Laurie Brosnan is frustrated. “We pay a tax to produce clean energy,” says the pig farmer from Biloela in central Queensland. In the past five years, his company, Bettafield Piggery, has invested millions of dollars in an advanced biogas system that not only meets all its own electricity needs, Continue reading “We pay a tax to produce clean energy”