Articles sur Climate change policy

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Flood waters rise in the Montreal neighbourhood of Cartierville in May 2017. (Fred/flickr)

Urban floods: We can pay now or later

The risk of urban flooding is rising. Overall, residents and municipalities are ill prepared, but there are steps homeowners can take to protect themselves.
The IPCC’s first cities conference revealed the challenges in bridging the gaps between scientific knowledge and policy practice, and between cities in developed and developing nations. Cities IPCC/Twitter

IPCC cities conference tackles gaps between science and climate action on the ground

The first IPCC conference on cities has highlighted the challenges of reconciling science, urban practices and politics. But it was an important recognition of cities' leading role in climate action.
Exxon funded climate scientists while the bulk of its public-facing advertorials argued the science and cause of climate change was uncertain. AP Photo/Mark Humphrey

I was an Exxon-funded climate scientist

A new study confirms what many already know: Exxon for years sowed uncertainty and doubt about climate change in the public. Should scientists reject certain funding sources?
A pre-industrial climate benchmark generally indicates before the Industrial Revolution – but that still leaves a very wide field. REUTERS/Jason Reed

What is a pre-industrial climate and why does it matter?

The Paris climate agreement aims to keep restrict global warming to within 2℃ above 'pre-industrial levels'. But what does that mean, exactly?
After decades of sustainability initiatives, key environmental indicators keep getting worse. The Capital Wind Farm, REUTERS/Jason Reed/File Photo

After 25 years of trying, why aren’t we environmentally sustainable yet?

Why, after decades of international agreements, are we still damaging the environment? New research, looking at dozens of unsuccessful policies, has uncovered the basic elements of failure.
Coal train in Missouri. Assigning a social cost to carbon emissions puts a price on activities that generate them, such as burning fossil fuels. Scott Granneman/Flickr

Curbing climate change has a dollar value — here’s how and why we measure it

To weigh the economic impact of climate change policies, we need to estimate the social cost of carbon. An economist explains how it's done and why the Trump administration shouldn't end the practice.
Efforts to combat climate change are making extracting oil from areas like Canada’s tar sands fields more expensive. Emily Beament/PA Wire via AP

Are fossil fuel companies telling investors enough about the risks of climate change?

The Trump administration may reverse a recent push to require oil companies to disclose more information about climate change risks to investors. Is that a good thing?
Chinese President Xi Jinping, center, U.S. President Barack Obama and U.N. Secretary-General Ban Ki-moon shake hands during a joint ratification of the Paris climate change agreement in eastern China’s Zhejiang province, Sept. 3, 2016. How Hwee Young/Pool Photo via AP

For China, climate change is no hoax – it’s a business and political opportunity

Although Donald Trump has called climate change a hoax invented by China, Chinese leaders believe cutting carbon emissions will generate economic and political payoffs at home and abroad.
NASA Earth Science Division operating missions, including systems managed by NOAA and USGS. NASA Earth Observing System

Eyes in the sky: Cutting NASA Earth observations would be a costly mistake

President Trump's 2018 budget request cuts funding for NASA Earth observation research and cancels four missions. Weather forecasters, businesses, scientists and the armed forces rely on this data.
Efforts to combat climate change are making extracting oil from areas like Canada’s tar sands fields more expensive. Emily Beament/PA Wire via AP

Should oil companies like Exxon be forced to disclose climate change risks?

The SEC and others are pressing Exxon to disclose more climate change risks to investors. But new research suggests shareholders are already pricing in those costs on their own.
Malcolm Turnbull faces many challenges in transitioning Australia to a post-mining boom economy. Lukas Coch/AAP

A snapshot of the challenges facing the new Turnbull government

What are the key policy challenges facing the new Turnbull government in terms of economic growth and budgets, cities, transport, energy, school education, higher education and health?

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