The true carbon footprint of photovoltaic energy
The sun is an inexhaustible energy resource to generate electricity apparently without toxic pollutants or effects on global warming. Certainly, solar energy systems (photovoltaics, solar…
Articles
Pleistocene Park: protecting the future by returning to the past
It is a well-known fact that burning fossil fuels causes the buildup of greenhouse gases which leads to global warming. This results in melting permafrost…
Cockatoo Island
Located in Sydney Harbour, Australia, Cockatoo Island, between 1839 and 1869, operated as a convict penal establishment, for convicts who had re-offended in the colonies….
From Australia to El Salvador to Vietnam, the environment is finally getting its day in court
When the improper disposal of wastewater from the construction site of a joint shopping center and apartment complex threatened to contaminate hundreds of residents’ water…
These are the world’s most innovative cities, and here’s why
Innovation is seen as a key ingredient for successful cities in the 21st century economy, as new technologies constantly emerge to disrupt the status quo….
Antarctica has lost 3 trillion tonnes of ice in 25 years
Antarctica lost 3 trillion tonnes of ice between 1992 and 2017, according to a new analysis of satellite observations. In vulnerable West Antarctica, the annual…
Amid High-Tech alternatives, a reckoning for Iceland’s glacier keepers
A 30-meter, Komelon-branded measuring tape, a pencil, and a yellow paper form are all Hallsteinn Haraldsson carries with him when he travels to the Snaefellsnes…
We Can Pull CO2 from Air, But It’s No Silver Bullet for Climate Change, Scientists Warn
Europe’s science academies say policymakers are being ‘seriously over-optimistic’ about carbon capture technologies, but that doesn’t mean giving up. While technologies are being developed that…
The Three Meanings Of E=mc², Einstein’s Most Famous Equation
It’s so much more than mass-energy equivalence; it’s the key to unlocking the quantum Universe. For hundreds of years, there was an immutable law of…
This is how Big Oil will die
It’s 2025, and 800,000 tons of used high strength steel is coming up for auction. The steel made up the Keystone XL pipeline, finally completed…
Can the Great Lakes Become Fishable, Drinkable, and Swimmable Again?
A joint United States–Canada report maps out the way to clean up the world’s largest freshwater ecosystem As Mark Mattson waited to speak to Canada’s…
Bright Lights, Green City
How a handful of community organizers got the biggest city in America to take on the one of the most powerful industries on Earth. Some…
100% renewable electricity worldwide is a new cost-effective reality
A global power system fully based on renewable energy is no longer a long-term vision, but a tangible reality. Last year, Costa Rica has beaten…
Corridor of Power
For over a decade Pakistan’s growing economy has been held back by a chronic shortage of electricity; supply has often fallen short by over 20%…
The odd triangle
It used to be missiles; now it’s oil, but Cuba is still in crisis. Back in ’62 the so-called Cuban Missile Crisis triggered a 13-day…
Humberstone and Santa Laura
Two former saltpeter refineries located in northern Chile, in the Atacama Desert. Founded in 1872, the Saltpeter works and the towns constructed around them became obsolete fifty years later, after two…