Ending native forest logging would help Australia’s climate goals much more than planting trees
The Conversation » Biodiversity
by Kate Dooley, Research Fellow, School of Geography, Earth and Atmospheric Sciences, The University of Melbourne
3d ago
FiledIMAGE/Shutterstock Australia contains some of the world’s most biologically diverse and carbon-dense native forests. Eucalypts in wet temperate forests are the tallest flowering plants in the world and home to an array of unique tree-dwelling marsupials, rare birds, insects, mosses, fungi and lichen, many of which have not even been catalogued by scientists. Yet our country remains in the top ten list globally for tree cover loss, with almost half of the original forested areas in eastern Australia cleared. This loss has been devastating for Australia’s native plants and animals and contr ..read more
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How DNA analysis of our rivers and lakes can reveal new secrets about their biodiversity
The Conversation » Biodiversity
by William Perry, Postdoctoral Research Associate at the School of Biosciences, Cardiff University, Simon Creer, Professor in Molecular Ecology, Bangor University
3d ago
Analysing the environmental DNA of rivers could transform our understanding of what lives in them. Juice Flair/Shutterstock Freshwater ecosystems are the lifeblood of the natural world, yet they are facing a silent crisis. A 2022 report by the World Wildlife Fund revealed a staggering 83% decline in global freshwater vertebrate populations since 1970, a rate far exceeding that of any other habitat. The level of degradation to nature is alarming, but ecosystems are complicated, as are the effects of human activity. So, the story is often more nuanced. Our research shows how analysing environmen ..read more
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I surveyed 17 million insects flying through a Pyrenean mountain pass – here’s what I learned about these ‘remarkable migrants’
The Conversation » Biodiversity
by Will Hawkes, Insect Migration Researcher, DEPT, University of Exeter
3d ago
Will Hawkes, CC BY-ND In 1950, ornithologists Elizabeth and David Lack were watching birds migrate through a Pyrenean mountain pass on the border between France and Spain when they stumbled across something extraordinary – uncountable numbers of migrating insects. The Lacks were the first people to record fly migration in Europe. Despite only being in the pass for a single day, they labelled these insects “the most remarkable migrants of all”. Seventy years on, I’ve been calculating the numbers of insects migrating through this same 30m-wide mountain pass of Bujaruelo, 2,500m above sea level ..read more
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Only 10% of native plants can be bought as seed – a big problem for nature repair. Here’s how we can make plantings more diverse
The Conversation » Biodiversity
by Samantha Ellen Andres, Postdoctoral Research Fellow, Hawkesbury Institute for the Environment, Western Sydney University, Joe Atkinson, Postdoctoral Researcher, Department of Biology, Aarhus University, Rachael Gallagher, Associate Professor, Hawkesbury Institute for the Environment, Western Sydney University
6d ago
Rachael Gallagher More than 52 million hectares of land across Australia is degraded. Degraded land lacks biodiversity and the natural balance of healthy ecosystems, making it unfit for wildlife or cultivation. This means we are losing the benefits that healthy ecosystems provide for nature and people. To counter this threat, Australia signed the Global Biodiversity Framework in 2022, pledging to ensure 30% of degraded ecosystems are “under effective restoration” by 2030. That’s roughly 15.6 million hectares of land across the nation. To kick-start ecosystem recovery, governments, environment ..read more
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A renewable energy transition that doesn’t harm nature? It’s not just possible, it’s essential
The Conversation » Biodiversity
by Brendan Wintle, Professor in Conservation Science, School of Ecosystem and Forest Science, The University of Melbourne, Andrew Rogers, Biodiversity lead analyst, School of Agriculture, Food and Ecosystem Sciences, The University of Melbourne, James Watson, Professor in Conservation Science, School of the Environment, The University of Queensland, Michelle Ward, Postdoctoral research fellow, The University of Queensland, Sarah Bekessy, Professor in Sustainability and Urban Planning, Leader, Interdisciplinary Conservation Science Research Group (ICON Science), RMIT University
1w ago
Shutterstock Earth is facing a human-driven climate crisis, which demands a rapid transition to low-carbon energy sources such as wind and solar power. But we’re also living through a mass extinction event. Never before in human history have there been such high such rates of species loss and ecosystem collapse. The biodiversity crisis is not just distressing, it’s a major threat to the global economy. More than half of global Gross Domestic Product (GDP) directly depends on nature. The World Economic Forum rates biodiversity loss in the top risks to the global economy over the next decade, a ..read more
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Cities contain pockets of nature – our study shows which species are most tolerant of urbanization
The Conversation » Biodiversity
by Joseph Curti, Ph.D. Candidate in Ecology and Evolutionary Biology, University of California, Los Angeles, Morgan Tingley, Associate Professor of Ecology and Evolutionary Biology, University of California, Los Angeles
1w ago
Black-crowned night herons perch on rocks in the Los Angeles River in Los Angeles. Mel Melcon / Los Angeles Times via Getty Images The Earth is losing animals, plants and other living things so fast that some scientists believe the planet is entering its sixth mass extinction. But there’s some surprising good news: Urban areas may be key to slowing down or even reversing this crisis. This idea may seem counterintuitive, since studies show that urbanization is a big driver of biodiversity loss. Cities alter the environment with artificial lighting and noise pollution, which affect many species ..read more
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What will Australia’s proposed Environment Information Agency do for nature?
The Conversation » Biodiversity
by Hugh Possingham, Professor of Conservation Biology, The University of Queensland, Jaana Dielenberg, University Fellow in Biodiversity, Charles Darwin University, Michelle Ward, Lecturer, School of Environment and Science, Griffith University, Peter Burnett, Honorary Associate Professor, ANU College of Law, Australian National University
1w ago
Last week, the Albanese government introduced legislation to create a new statutory body called Environment Information Australia. The bill is due for debate in parliament today. The government clearly expects the bill will pass, because the new body has already been allocated A$54 million over four years in the May budget. Why do we need it? Australia’s natural world is in steep decline – based on what we know. But there’s much we don’t know. Australia has a fairly poor track record of effectively monitoring biodiversity. It’s hard to care for and restore nature if we don’t know how we are tr ..read more
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Four photos that show the potential of rewilding nature
The Conversation » Biodiversity
by David Gelsthorpe, Curator of Earth Sciences, University of Manchester
1w ago
As curator at Manchester Museum for 18 years, I’ve helped create a new exhibition, Wild, that showcases some incredible projects that are bringing plants and animals back from the brink of extinction, healing the land and restoring hope. Often, the story of wildlife loss and climate change can seem overwhelming, so I’m excited about highlighting solutions that tackle some of the negative ways people influence nature. From June 5 2024 to June 1 2025, this exhibition brings these stories to life, through a rich selection of plants and animals from the near-extinct purple emperor butterfly that t ..read more
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Peat was historically mined overseas because it burns so well. But Australia’s subtropical peat bogs need fire to survive
The Conversation » Biodiversity
by Catherine Yule, Professor of Ecology, University of the Sunshine Coast
2w ago
Catherine Yule, Author provided When I lived in Kalimantan in Indonesia in the 1990s and later in Kuala Lumpur in Malaysia, I would often wake to toxic, smoke-filled skies. The air would be filled with the distinctive smell of burning peat, as farmers cleared tropical peat swamp forests to make way for oil palm plantations. Airports and schools would close, and hospitals would fill with people in respiratory distress – myself included. Global greenhouse gas emissions would spike because peatlands are the planet’s most carbon rich ecosystems. Throughout the world – from the subarctic peat bogs ..read more
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Returning a 170-year-old preserved lizard to Jamaica is a step toward redressing colonial harms
The Conversation » Biodiversity
by Alex A. Moulton, Assistant Professor of Geography and Environmental Science, Hunter College, Thera Edwards, Lecturer in Geography and Map Curator, The University of the West Indies
2w ago
Zoologist Elizabeth Morrison receives the Jamaican giant galliwasp from Mike Rutherford, a curator at the University of Glasgow, on April 22, 2024. Jane Barlow/PA Images via Getty Images Museums often celebrate new acquisitions, especially something rare or historic. In April 2024, scientists from the Natural History Museum of Jamaica and The University of the West Indies, Mona Campus accepted a very rare and historic specimen: a 16-inch lizard called the Jamaican giant galliwasp (Celestus occiduus). It had previously been stored in the Hunterian museum at the University of Glasgow in Scotland ..read more
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