Articles sur Ecology

Affichage de 201 à 220 de 220 articles

Bacteria can quickly adapt and overcome the antibiotics that used to kill them. Image from shutterstock.com

Superbugs, human ecology and the threat from within

At the beginning of the 20th century, around one in three children in countries such as Australia and the United States died of infection before the age of five. But since Howard Florey first described…
Herbarium specimens of leaves from the Narrow-leaf hopbush are 40% wider than contemporary specimens. Greg Guerin, Haixia Wen, Andrew Lowe

Climate change linked to narrowing leaves

Climate change is causing the leaves of at least one subspecies of Australian plant to narrow in size, a team from the University…
Tangled up in ourselves: facing up to the fundamental shortcomings of our intellect and science is necessary if we are to limit the damage we do. Flickr/sergiohs391

Ecology is failing and needs to be freed from our limitations

The splendour of nature diminishes day by day despite the strenuous efforts of ecologists and all manner of scientific understandings and interventions. Biodiversity is in decline, and crucial resources…
We’re plummeting into an over-populated world and we may not have a parachute. ...---.../Flickr

Human carrying capacity and our need for a parachute

The issue of human overpopulation has fallen out of favour among most contemporary demographers, economists, and epidemiologists. Discussing population control has become a taboo topic. The silence around…
Serious, interconnected risks are closing in on the globalised community, from climate change to anarchy. Are we heeding the warnings? AAP/EPA/Daniel Deme

Highway to dystopia: time to wise up to the looming risks

In that world of peripheral vision, essential for business, social and political leaders, it is surprising that the World Economic Forum’s report, Global Risks 2012 has not received greater publicity or…
There must be a better way. Wild Singapore

The end of field ecology?

The image of the bearded, grubby ecologist, out-dated spectacles askew and sporting an eccentric grin of geeky, scientific relish, is one that is shared by many, including novice ecologists themselves…
What part do superstition and inconsistency play in contemporary genetic research? DNA Art Online

Uncomfortable truth: an ecologist in the genetics lab

I’ve been an ecologist in Australia for the last ten years, working for both government agencies and as a university researcher. Over this time, funding for fieldwork has been increasingly hard to secure…
Given our neo-Platonic visions of universal ecologies, when it comes to restoring waterways we’re up the proverbial creek without a paddle. Flickr/Annadriel

Science’s stagnant thinking: our rivers need a revolution

I’ve been away in the UK for a few years – and what do I find when I come back? In the Murray Darling we are still arguing over inputs (the amount of water to be returned to the river) instead of focusing…
“If the trumpet give an uncertain sound, who shall prepare himself to the battle?” Research shows that plants spread news of trouble. Flickr/Peter Nijenhuls

Heard it on the grapevine: the mysterious chatter of plants

Sound and its use in communication have shaped the ecology, evolution, behaviour, and ultimately the success of many animal species. But are animals the only lifeforms to communicate with sound? Do plants…

Plant species and biomass no longer BFFs

New research challenges previously held ideas about plant species and biomass. Research conducted in the 1970s showed that…
There are only around 150 Barrunan dolphins known in the world. Monash University

New dolphin species discovered

Australian researchers have discovered that a dolphin found in Victoria is its own separate species, distinct from all other…

Plants are more important than you think

A new analysis of plants in grassland ecosystems around the world has revealed that most grassland plant species are important…

Atlantic herring population affected by haddock

Results from an Atlantic herring population model developed by National Oceanic and Atmoshpheric Administration (NOAA) scientists…
Monitor lizard (Varanus macraei), Papua New Guinea. Found on the tiny islands off the Vogelkop (Bird’s Head) Peninsula of Papua in Indonesia and capable of reaching a metre in length. WWF/Lutz Obelgonner

River shark and blue goanna among 1000 new species discovered in New Guinea

A giant river shark, rainbow fish and a lurid blue monitor lizard are among the 1,060 new species discovered in the relatively…

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