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Environment + Energy – Articles, Analysis, Comment

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The crack along the Larsen C ice has grown significantly over the past few weeks. EPA/NASA/John Sonntag

Don’t worry about the huge Antarctic iceberg – worry about the glaciers behind it

A huge iceberg is set to break free from Antarctica. While the iceberg isn’t hugely concerning, it could herald the breakup of the entire Larsen C ice shelf, which could trigger more sea-level rise.
Australia’s Purnululu National Park is a World Heritage wilderness, but many other pristine places lack similar protection. AAP Image/Tourism Australia

Earth’s wildernesses are disappearing, and not enough of them are World Heritage-listed

Wilderness areas are vitally important, yet are largely overlooked by the United Nations’ list of natural World Heritage. This week’s meeting in Poland is a chance to redress that balance.
Two papers published today report that neonicotinoids have negative effects on honey bees and wild bees in realistic field experiments. from www.shutterstock.com

Common pesticides can harm bees, but the jury is still out on a global ban

Two large-scale studies confirm that neonicotinoid pesticides can harm bees. But the effects vary widely in different countries, suggesting that calls for a world ban would be premature.
Water mass enters the ocean from glaciers such as this along the Greenland coast. NASA/JPL-Caltech

Contributions to sea-level rise have increased by half since 1993, largely because of Greenland’s ice

Greenland’s ice is largely responsible for the accelerating pace of sea-level rise. A new analysis shows that, while Greenland accounted for just 5% of the rise in 1993, that figure rose to 25% by 2014.
The birds commonly seen in urban backyards of Australia are increasingly introduced species like this house sparrow, sharing a birdbath with a native red-browed finch. Wanda Optland

Is it really so wrong to care for an introduced bird species?

We all know how vital it is for our native bird species to thrive. But what if the only birds that visit your garden are introduced “pest” species? Many people feel these birds deserve some love too.
A pair of rare sea snakes, thought to be extinct, sighted off Western Australia’s mid-north coast in 2015. Our stunning range of serpents inspire fear, but is that fair? AAP Image/WA Parks and Wildlife/Grant Griffin

A venomous paradox: how deadly are Australia’s snakes?

For over a century Australia’s venomous snakes have been counted amongst the world’s deadliest, yet human fatalities remain strikingly rare. How did our snakes develop such a fearsome reputation?
Once the coat around the seed is moistened, the embryo cells expand and burst out in a process called germination. shutterstock/NUM LPPHOTO

Curious Kids: how can a tiny seed actually grow into a huge tree?

A seed contains nearly everything a tree needs to get growing. Just add a dash of water, a bit of warmth and the right location, and you’ll be seeing green in no time.
A ‘thinned’ landscape, which provides far from ideal habitat for many species.

Land clearing on the rise as legal ‘thinning’ proves far from clear-cut

Legal vegetation ‘thinning’ is contributing to high rates of land clearing, potentially causing problems for threatened species and ecosystems.
The sun rises above Uluru in outback Australia. David Gray/Reuters

We need our country; our country needs us

‘Australian values’ have been mangled into meaninglessness by countless politicians. But there is an national character, shaped by the Australian land. New research investigates Outback values.