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Articles on Conservation

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The grizzly, or brown, bear in the Greater Yellowstone Ecosystem is posed to lose protections under the Endangered Species Act. Jim Peaco, Yellowstone National Park

Of bears and biases: scientific judgment and the fate of Yellowstone’s grizzlies

The grizzly bear of Yellowstone is expected to be delisted from the Endangered Species Act. But a survey of grizzly bear researchers finds flaws in how wildlife experts evaluate scientific data.
Cliff Palace at Mesa Verde National Park, Colorado, built by Anasazi c. 1200. The Antiquities Act was passed to protect such sites from looters. National Park Service

How the Antiquities Act has expanded the national park system and fueled struggles over land protection

The 1906 Antiquities Act gives presidents unilateral power to protect land as national monuments. The law has saved important places, but has also fueled intense conflicts over land control.
Menageries of the 19th century brought exotic animals (and people) to Western society – as do many zoos today.

Is it time to break with colonial legacy of zoos?

The shooting death of Harambe the gorilla has once again raised concern for the well-being of zoo animals. But animals in zoos may be fated by the very institution we have created to protect them.
A UAV’s perspective of southern elephant seals (Mirounga leonina) on Australia’s sub-Antarctic Macquarie Island. J. Hodgson

A guide to using drones to study wildlife: first, do no harm

Drones are useful tools for studying and protecting wildlife. But with their growing popularity comes a growing need to make sure they don’t harm the animals they’re trying to observe.
Activists surround Shell Oil rig in Seattle’s Elliot Bay to protest Arctic drilling plans. Daniella Beccaria/Flickr

Offshore drilling: why it makes economic sense to wait

Offshore drilling debates boil down to “Drill, baby, drill” versus “spill, baby, spill.” But economists say the right question is when we know enough to drill safely – and often that means waiting.
Spiny water flea (Bythotrephes longimanus). Jake R. Walsh

Tiny flea reveals the devastating costs of invasive species

Invasive species cause some $120 billion in damages across North America yearly – and that’s just direct costs. A study of one species in one Wisconsin lake indicates the real toll is much higher.
QUT researcher Kerrie Mengersen with hardware used to capture Amazon footage. Vanessa Hunter/Flickr

Virtual reality brings new dimension to conservation

Virtual reality is enabling researchers to get first hand experience of remote environments, helping them make better decisions about their conservation.
DNA analysis reveals that there are three populations of Antarctic blue whales. Paula Olson, courtesy of IWC

Antarctica’s blue whales are split into three distinct populations

Antarctica’s blue whales all feed in the same place. But a new genetic analysis suggests they are actually three separate populations that breed in different parts of the globe.
Australian defence ranges, such as Shoalwater Bay, cover some 3 million hectares of the country. DVIDSHUB/Flickr/Wikimedia Commons

Defence white paper shows Australian forces must safeguard nature too

Australia’s defence forces manage huge swathes of land which are home to valuable ecosystems. The new defence white paper finally acknowledges the importance of looking after them.

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