By Renee Collini | – As sea level rises, it can be easy to miss the subtlety of higher water. It’s much harder to overlook saltwater more frequently flooding streets, impeding daily life and making existing problems worse. The frequency of high-tide flooding along the U.S. coasts has doubled since 2000, and it’s expected to […]
California is planning floating wind farms offshore to boost its power supply – here’s how they work
By Matthew Lackner | – ( The Conversation ) – Northern California has some of the strongest offshore winds in the U.S., with immense potential to produce clean energy. But it has a problem. Its continental shelf drops off quickly, making building traditional wind turbines directly on the seafloor costly if not impossible. Once water […]
Afghanistan: two decades of Nato help leaves a failed and fractured state on the brink of civil war
By Natasha Lindstaedt | – ( The Conversation )- Afghanistan is falling apart. With US and Nato troops leaving the country earlier than planned, experts are warning that the Taliban could take control of the country within six months. Currently the insurgents control the strategically important province of Helmand, and control or contest territory nearly […]
40% of the World’s People, 3 billion Souls, cannot Afford a Healthy Diet
By William A. Masters and Anna Herforth | – ( The Conversation ) – The COVID-19 pandemic has caused price spikes for corn, milk, beans and other commodities, but even before the pandemic about 3 billion people could not afford even the cheapest options for a healthy diet. Recent analysis of global food price data […]
Heart health: Cities are badly Arranged — A Redesign can help us live longer
By Tolullah Oni and Rizka Maulida | – ( The Conversation ) – By 2050, it is projected that almost 70% of the world’s population will be living in cities, up from 55% today. The fastest urban growth is happening in Asia and Africa, which is also where we’re seeing a rapid rise in people […]
Climate Emergency is Driving Ocean’s Dead Zones, which emit more and more Nitrous oxide, a super powerful greenhouse gas
By Brett Jameson | – In October 2019, I set sail with a team of scientists aboard the Canadian Coast Guard Vessel John P. Tully in the northeast Pacific Ocean, off the coast of Vancouver Island. Battling rough seas and lack of sleep, we spent the better part of a week working shoulder-to-shoulder in a […]
Extreme Rain and Snow Storms are being caused by Humans burning Coal, Oil: Global Evidence
By Gavin D. Madakumbura, Alex Hall, Chad Thackeray and Jesse Norris | – The big idea ( The Conversation ) – Human activities, such as burning fossil fuels for transportation and electricity, have worsened the intensity of extreme rainfall and snowfall over land in recent decades, not just in a few areas but on a […]
Suburban living is the worst for carbon emissions – new research
By Sabrina Zwick | – ( The Conversation ) – Work, education, entertainment, or simply better connectivity all draw people to cities. By the end of this century around 85% of the world population are predicted to live in cities. There are speculations that the COVID-19 pandemic will slow down this urbanisation trend, but I […]
Why We cannot meet sustainable development goals with a sick ocean
By Josep Lluís Pelegrí Llopart | – The United Nations declared the start to the Decade of Ocean Science for Sustainable Development earlier this year. Its aim is to promote science-based ocean and coastal management, making healthy oceans one of the pillars of progress for all of humanity. Under the slogan “The science we need […]
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