There are three reasons,

There are three reasons, . . . apart from scientific considerations, mankind needs to travel in space. The first . . . is garbage disposal; we need to transfer industrial processes into space so that the earth may remain a green and pleasant place for our grandchildren to live in. The second . . . … Read more

Is the warming unprecedented?

Is the warming unprecedented? Probably not. There is abundant historical and proxy evidence for both hotter and cooler periods in human history. Is it our fault? Again, maybe. The correlation of increasing warmth with increasing carbon dioxide concentrations is particularly weak; that with solar energy and with ocean movements is much stronger. Don Aitkin

If I were to

If I were to do a foundation, it would be to promote solar energy. And I’m worried about drilling for oil. I think it is harming the earth, ‘cos it drains the layer of oil under the surface, and that could be causing earthquakes. It’s like we’re giving the earth arthritis. I don’t know if … Read more

The sunlight … that

The sunlight … that strikes Earth’s land surface in two hours is equivalent to total human energy use in a year. While much of that sunlight becomes heat, solar energy is also responsible for the energy embodied in wind, hydro, wave, and biomass, each with the potential to be harnessed for human use. Only a … Read more