In his report Searching for a Miracle, Richard Heinberg reviews 18 energy sources as candidates for our future energy mix. Taking a global perspective, and time horizon 2050, which of these sources can and should substantially (more than 5%) contribute to our energy mix?
Europe has an ageing housing stock. There are many homes with outdated wiring. This wiring is deteriorating, has been inappropriately amended, or is insufficient for the electrical loads of today’s typical household. Many of the homes have not undergone any renovation of the electrical installation even though the use of electricity in these homes has been steadily increasing over the past forty years.
Fortunately, the practice of periodically inspecting electrical installations is growing rapidly.
In an interview appearing in MIT Technology Review by Editor-in-chief Jason Pontin last August, Bill Gates criticized the systems of feed-in tariffs and tax rebates for renewable energy. It was his opinion that taxpayer’s dollars would be better spent on research. As could be expected, the interview provoked a firestorm of controversy and many heated discussions are still ricocheting around the Internet regarding his position.
In many contemporary homes, the garden occupies a more central place in our home life. All kinds of grasses, plants, flowers, shrubs, trees and water features provide an oasis of calm in a natural environment. If there is enough space, benches, tables and chairs are placed here and there, slightly hidden from the rest of the garden to provide a brief escape from the stresses of daily life.
Have you ever forgetten to take your mobile phone charger to the office, a conference or on a trip? You ask your colleagues whether they have a suitable charger for your phone, but alas, nobody shares your preference for the brand you use, so nobody can provide a charger with a suitable connecter.
Around the world, people are seeking many and varied ways to help the elderly go on living independent lives longer in their own homes. We live in an ageing society and are living longer. One consequence of this trend that is forecast to rise significantly up to 2025, is that there are going to be fewer people around to look after the ageing population. So, having the elderly live safely at home for longer both takes the pressure off the increasing demand for care and reduces the costs to national health services.