Today the consumption of soy beans is ten times the amount of fifty years ago. Three quarters is used for the meat industry. The soaring demand for meat is putting high pressure on our planet as valuable agriculture land and ancient forests make way to grow food for animals instead of people.
Today I want to share with you an article which illustrates how we can use energy more sufficiently. As street lighting takes up to 6% of electricity use in modern countries, it’s worth to think about smarter ways to light urban areas. That’s exactly what they try to do in Copenhagen. Read the article.
Global energy demand is ever growing. A few years back China was opening a new coal plant every day on average to keep pace with its demand. Luckily they are considering other means of energy production these days, as air pollution is a worsening problem in the country. Most countries – including China – still tend to build more power plants to tackle their shortage on energy. But why not using the available energy more efficiently?
The Great Barrier Reef is still world’s largest coral reef system stretching for over 2.300 kilometres. over an area of approximately 344.400 square kilometres. Due to climate change and the impact of human behavior the Great Barrier Reef lost nearly half of its corals since 1985, according to a study of National Academy of Science.
Converting the vibrations of the “belt” caused by passing air into electricity, the Windbelt can produce up to 40 mW – enough to replace the smoky kerosene lamps used in third-world countries.