Here Comes the Ice
Scientists are expecting five billion tons of ice to break away from the Petermann glacier in Greenland this summer—a piece about the size of Manhattan.
Shipping Stalls
Several environmental nonprofit organizations are crying foul after the July 17 International Maritime Organization (IMO) meeting in London.
Engineering Equality
America has a huge reservoir of untapped engineering talent in its young women–women who are not going into engineering because of roadblocks like lack of encouragement, cultural norms, peer pressure and most importantly, failure to understand how engineers can contribute to the world around them.
I”ve heard that cars can be modified to run on water. How is this possible?
There are a number of online marketing offers of kits that will convert your car to “run on water,” but these should be viewed skeptically. These kits, which attach to the car”s engine, use electrolysis to split the water (H2O) into its component molecules
Semana del 19/7/09
Querido DiálogoEcológico: ¿Dado que los ferrocarriles contaminan mucho menos que los aviones o los automóviles, ¿por qué existen tan pocas opciones ferroviarias en los EE.UU. en comparación con Europa? ¿Y se estaría haciendo algo para enviar más pasajeros a las líneas de ferrocarril norteamericanas en vez de aceptar el tráfico automovilístico y aéreo?
Querido DiálogoEcológico: ¿En qué medida afecta el crecimiento demográfico humano el calentamiento del planeta, y qué puede hacerse acerca de esto?
Amtrak or Bust: Why Isn’t Green Rail Travel Bigger in the U.S.?
In the spring of 2009, President Obama allocated $8 billion of his stimulus package toward development of more high-speed rail lines across the country, citing the need to reduce both greenhouse gas emissions and reliance on foreign oil.
To what extent does human population growth impact global warming
World population numbers in rapidly developing countries must stabilize if efforts to curb emissions aren’t to be erased by sheer numbers of more people.
If train travel is so much less polluting than driving or flying
It’s true that train travel is one of the lowest impact ways to get from point to point short of walking, jogging or bicycling. In the early part of the 20th century, with car and air travel both in their infancies
Semana del 12/7/09
Querido DiálogoEcológico: ¿Qué tipo de oportunidades de trabajo se podrían abrir con el nuevo énfasis federal en proyectos ambientalistas?
Querido DiálogoEcológico: ¿Qué efectos tienen los fertilizantes, pesticidas y herbicidas usados en céspedes residenciales o granjas en los cuerpos próximos de agua como ríos, canales–o incluso el océano para los que vivimos cerca de la costa?
Transmission Troubles
The federal government is facing a lawsuit from a coalition of environmental groups over Bush-era plans for new transmission corridors in the West.