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Fish on Prozac: chemical residues in wastewater mess with bodies, behaviour and sperm

The Conversation - Tue, 2024-08-27 14:30
New research reveals how water containing the antidepressant Prozac affects male guppies, raising concerns about the health of aquatic ecosystems exposed to pharmaceutical pollution. Upama Aich, Postdoctoral Research Fellow in the School of Biological Sciences, Monash University Bob Wong, Professor of Behavioural and Evolutionary Ecology, Monash University Giovanni Polverino, Assistant Professor in behavioural ecology Licensed as Creative Commons – attribution, no derivatives.
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Prozac in waterways is changing how fish behave, research finds

The Guardian - Tue, 2024-08-27 14:01

Australian study of guppies shows that pharmaceutical pollution could threaten species’ long-term survival

Contamination of waterways with the antidepressant Prozac is disrupting fish bodies and behaviours in ways that could threaten their long-term survival, new research has found.

As global consumption of pharmaceuticals has increased, residues have entered rivers and streams via wastewater raising concerns about the effects on ecosystems and wildlife.

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UN chief: there is no way to keep 1.5C alive without a fossil fuels phase-out – video

The Guardian - Tue, 2024-08-27 13:58

Speaking during the Pacific Islands Forum in Tonga, the United Nations secretary general, Antonio Guterres, said fossil fuels must be phased out and all G20 countries must pursue a 'drastic reduction of emissions'. Asked whether he believes it is acceptable for a country like Australia to be continuing to approve new coal and gas projects, Guterres said the 'situation of different countries is different' but there should be no 'illusion'. 'Without a phase-out of fossil fuels in a fair and just way, there is no way we can keep the 1.5 degrees alive,' Guterres said in a reference to the Paris climate agreement goal of holding temperature rise to 1.5C above pre-industrial levels

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Does Australia face a gas shortage? No – just Victoria, where empty wells meet a lack of planning

The Conversation - Tue, 2024-08-27 13:06
For decades, Victoria relied on its offshore gas riches. But the wells are running dry – and there’s no plans for more supply in Australia’s largest gas consuming state. Tony Wood, Program Director, Energy, Grattan Institute Licensed as Creative Commons – attribution, no derivatives.
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Crocodile culling an ineffective and expensive way to reduce attacks, Northern Territory study finds

The Guardian - Tue, 2024-08-27 12:46

Education campaigns to change human behaviour and relocation of problem reptiles are better ways of managing risk, researchers say

Culling crocodiles is an ineffective and expensive way to reduce attacks on humans, new research has found.

Research published in the journal People and Nature found 91% of crocodile attack victims in the Northern Territory were locals, with human complacency and water-based activities contributing factors.

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Wasps can be pests in NZ – but they have potential to be pest controllers too

The Conversation - Tue, 2024-08-27 11:20
Research shows wasps are active and useful predators of caterpillars on crop plants, but we need to know more about their full biocontrol potential. Jennifer Jandt, Senior Lecturer in Ecology, University of Otago Amy Toth, Professor & Chair, Graduate Program in Ecology and Evolutionary Biology, Iowa State University Licensed as Creative Commons – attribution, no derivatives.
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Have Swiss scientists made a chocolate breakthrough?

BBC - Tue, 2024-08-27 10:55
The whole of the cocoa fruit is used in production, rather than just the beans.
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US hotel targets ‘carbon-positive’ status without use of offsets

Carbon Pulse - Tue, 2024-08-27 09:38
A real estate developer claims it will open the first 'carbon-positive' hotel in the US, achieved through its tree-planting partnerships and use of efficient materials.
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LATAM Roundup: Turning point in battles over voluntary carbon market

Carbon Pulse - Tue, 2024-08-27 09:35
Carbon Pulse rounds up developments in Latin American and Caribbean carbon markets for the week ending Aug. 25, which saw lurches toward full legalisation of the voluntary carbon market (VCM) in anti-VCM holdouts Ecuador and Bolivia, a strong early showing by LATAM biodiversity markets, and new sovereign issuances by Suriname.
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RGGI Market: RGAs reverse from record highs ahead of Q3 auction

Carbon Pulse - Tue, 2024-08-27 09:29
RGGI allowance (RGA) prices on the secondary market peaked at a new all-time high early last week before dropping off on heightened volumes ahead of the upcoming Q3 auction.
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NZ mistletoes are parasites but not villains – they’re vital for birds and insects during winter

The Conversation - Tue, 2024-08-27 06:24
The benefits of leafy mistletoes for wintering arthropods include shelter from extreme weather and hungry birds as well as a more humid microclimate to avoid desiccation. Janice Lord, Associate Professor in Botany, University of Otago James Crofts-Bennett, PhD candidate in Botany, University of Otago Licensed as Creative Commons – attribution, no derivatives.
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Global population growth is now slowing rapidly. Will a falling population be better for the environment?

The Conversation - Tue, 2024-08-27 06:23
For decades it seemed as if nothing could change the trajectory of population growth. But a huge change is looming. Andrew Taylor, Associate Professor in Demography, Northern Institute, Charles Darwin University Supriya Mathew, Postdoctoral researcher in climate change and health, Charles Darwin University Licensed as Creative Commons – attribution, no derivatives.
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