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Global investment could hold the key to fighting climate change, with one trillion dollars already invested in solutions such as renewables and energy efficiency, says International Finance Corporation

At least one trillion dollars are being invested globally in ways to reduce the threat of climate change, including renewable power, energy efficiency, and public transport around the world.

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Energy Security Board to use vastly inflated costs of wind and solar to justify its National Energy Guarantee. By using prices around 30-40 per cent above actual costs, will support its argument for little new wind and solar to be built in the coming decade.

Australia’s fossil fuel share of electricity generation is higher than that of our peers. This chart is ugly for Australians who care about doing our bit in the 21st century.

Anti-wind resistance appears to win the day as RES Australia confirms Penshurst Wind Farm no longer an ongoing development opportunity.

National Energy Guarantee appears to be a plan to get through the Coalition Party Room, and then a plan to have a plan. Unfortunately, that means many more months of uncertainty.

Elon Musk says Tesla big battery in South Australia now more than 80% complete, but even bigger storage installations likely to follow.

Production line "bottlenecks" at Tesla's Nevada Gigafactory push Model 3 delivery target out 3 months. Musk says, "we've got it covered."

New research has found a quarter of pregnant sharks and rays lose their pups when caught, threatening some species

Australian researchers have found a quarter of pregnant sharks and rays abort their pups when captured, revealing a little-known risk to the survival of the slow-growing animals.

An analysis of recorded instances of sharks and rays either aborting their pups or undergoing a premature birth once captured found 24% of pregnant females across 88 species lost their young. In some species, such as the pelagic stingray, the rate of abortion on capture was 85%.

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Australia has ratified an agreement to phase out hydrofluorocarbons, a manmade compound once hailed as the saviour of the ozone layer. What went wrong? Jenny Fisher, Senior Lecturer in Atmospheric Chemistry, University of Wollongong Stephen Wilson, Associate Professor, University of Wollongong Licensed as Creative Commons – attribution, no derivatives.

The potential involvement of China state-owned contractors and financiers may help Adani in its push for the mega coal mine in Queensland.

It's not just old coal power plants that are being closed down. In Italy, the US, and the Netherlands, coal plants that are barely teenagers are being targeted for closure.

Energy technology pacesetter Wattwatchers is delighted to announce the appointment of Justine Jarvinen as non-executive Chair. Ms Jarvinen is currently Chief Operating Officer of the Energy Institute at the University of New South Wales (UNSW) and her prior corporate roles include Head of Emerging Technologies at AGL Energy. Ms Jarvinen will lead the Wattwatchers Board […]

Rooftop solar has helped push grid demand in Western Australia to its lowest levels in more than eight years.

Extreme weather events are inevitably followed by disease outbreaks. So why not team health professionals with climate experts? Aparna Lal, Research Fellow, Australian National University Rebecca Colvin, Knowledge Exchange Specialist, Australian National University Licensed as Creative Commons – attribution, no derivatives.

Ineos exaggerated the threat posed by protesters to justify its temporary legal action, court hears

A multinational firm has been accused of using “flimsy and exaggerated” evidence when it obtained an “astonishingly broad” injunction against all anti-fracking protesters, a court has heard.

Petrochemicals giant Ineos is seeking to enforce a sweeping injunction to prevent any protester from obstructing its fracking operations. Campaigners face being jailed, fined or having their assets seized if they break the injunction.

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There will be further autumnal signs in the northern hemisphere in November, while the southern hemisphere can finally begin to enjoy springtime. We’d like to see your photos of this month’s wildlife near you

What sort of wildlife will we all discover on our doorsteps this month? We’d like to see your photos of the November wildlife near you, whether you’re a novice spotter or have been out and about searching for wildlife for years.

Related: Your best pictures of insects around the world

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Wildlife officials rushed to help when the elephant was found trapped.

The former US Secretary of Defence, William J. Perry says Donald Trump's statements may embolden North Korea to use nuclear weapons against the US.

Exclusive: report says outcomes of climate negotiations have been skewed to favour biggest corporate polluters

Global negotiations seeking to implement the Paris agreement have been captured by corporate interests and are being undermined by powerful forces that benefit from exacerbating climate change, according to a report released ahead of the second meeting of parties to the Paris agreement – COP23 – next week.

The report, co-authored by Corporate Accountability, uncovers a litany of ways in which fossil fuel companies have gained high-level access to negotiations and manipulated outcomes.

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As the peace deal opens up new areas to extractive industries, a long-running fight for land and the environment has erupted anew as indigenous communities try to reclaim their territory

• Read more: Indigenous people of Colombia fighting for their lands

• The defenders: 158 environmental defenders killed so far this year

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