425 search results

Managing our personal financial risks from the changed climate
Nature & Environment

Managing our personal financial risks from the changed climate

...carbon tax? Access to public transport could provide personal resilience to such changes. When I need new white goods, I will want them to be smart-enabled to benefit from off-peak power. As the transition occurs, there will be opportunities for many with the right skills and knowledge. It is not all gloom and doom. What new skills will we need to take advantage of the...
Hat makers, Greek gods and the great poisoners
Science, Maths & Technology

Hat makers, Greek gods and the great poisoners

...carbonate has a median lethal dose (LD50 or toxic to 50% of the subjects) in rats of 525mg/kg when administered orally. However, it may be safely prescribed to humans at a therapeutic dose to treat, for instance, depression, but the levels of toxicity mean it has to be prescribed and taken carefully to avoid an overdose. Unfortunately, it has been reported to contribute...
Hitching a ride on an asteroid to travel back to the birth of the Solar System
Science, Maths & Technology

Hitching a ride on an asteroid to travel back to the birth of the Solar System

...carbon-rich asteroid called Bennu, around which it is currently orbiting. It is set to return to Earth with its bounty of space samples in 2023. Hayabusa2 has already visited its asteroid, Ryugu, having successfully collected rocky samples and now on its way back to Earth, scheduled to land in Australia in December this year. Samples from both missions will be closely...
What will Donald Trump do for the environment?
Nature & Environment

What will Donald Trump do for the environment?

...carbon trading market. Critics will argue that China’s environmental commitments and policies, both domestically and internationally, have many shortcomings. But China has shown much greater initiative on challenges like climate change in recent years. Provided that a critical mass of other countries stand together with China, the global environmental agenda can...
Green Brexit?
Society, Politics & Law

Green Brexit?

...carbon economy. However, the UK can continue to coordinate with the EU as we hit our own legal targets to reduce greenhouse gases by 80% by 2050. The only thing stopping us, as always, is the British government adopting bad policies, like Heathrow expansion, banning onshore wind and pushing fracking. I can understand why many of my green colleagues like having the EU...
Article 10 mins
DIY: Experiments with Natural Dyes
Science, Maths & Technology

DIY: Experiments with Natural Dyes

...carbonate) washing-up liquid alum* ferrous sulfate (try and buy this chemical in 100mg tablet form – it’s used in the treatment of anaemia)* citric acid* cream of tartar* a number of heat-resistant containers of various capacities some form of tongs rubber gloves and apron * available from most pharmacies [alum, washing-up liquid, cream of tartar] Tips Record all of...
Manufacturing
Science, Maths & Technology

Manufacturing

...carbon, and how the carbon affects the structure of the iron on a microscopic scale depends on the amount of carbon in the iron, and the heat treatment that the iron has had. Figure 12(c) shows the micro structure of a typical steel (so-called because we are looking at the steel on a microscopic scale). This shows that as we look in closer detail, we begin to see that...
Level 1: Introductory 20 hrs
Different types of business
Money & Business

Different types of business

...carbonates, or PCCs, which are sold for use in paper production, including cigarette papers, as well as the manufacture of plastics, paints, ink, dietary supplements, medicines, and as a bulking agent in food and cosmetics. The last 150 years has seen a continual evolution in the variety of products which have been developed to supply a changing market and a number of...
Level 1: Introductory 3 hrs