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39 posts tagged ecology
Alternative Energy Revolution.
(obviously by xkcd)
As Spanish I like particularly this cartoon, aside that Don Quixote is my favourite novel so far, and difficult to get over, by the by.
The 1955 painting of Don Quixote by Pablo Picasso.
There are 22,000 pieces of useless space junk that are big enough to be tracked from earth. In addition to those, there are more than 100,000 pieces of stuff bigger than 1 cm. That might not seem big, but when it’s moving at hundreds or thousands of miles per hour, it can certainly do some damage. The European Space Operations Centre released the above image, of what space will look like if we curb the problem vs. if we continue on our current path.
Source: Our Junk Problem, The Science of Space, Temple University
The self-propelled Wave Gliders use wave energy for propulsion.
Credit: Liquid Robotics
Source: Robotic boats to travel across Pacific Ocean, PhysOrg.com
Penn State’s work to unravel the mysteries of honey bee decline and Colony Collapse Disorder (CCD) won recognition and a $100,000 gift from the E. B. O’Keeffe Foundation, a supporter of arts and science research based in Palm Beach, Florida.
Source: Helping Honey Bees, Penn State Ag Science Magazine, College of Agricultural Sciences, The Pennsylvania State University
Basic Diagram of a PEMFC (Proton exchange membrane fuel cell)
Source: What is a PEM Fuel Cell Made of?, International Association for Hydrogen Energy, Oakland University
Was life really better in the past? The Rational Optimist says “we’re all kings now” because of exchange and specialisation. Via The Rational Optimist by Matt Ridley’s
On this times of pesimism, and when some people try sell us we’re going inevitably to the end of the planet, and false ecology which attempting lead us towards a new dark age, it’s not a bad thing see this video and its optimistic message. It isn’t difficult to guess how science has influenced the present circumstances.