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Calculating your carbon footprint
Nature & Environment

Calculating your carbon footprint

...energy and transport and consumption of food, goods and services. It’s measured as the mass, in tonnes per year, either of carbon dioxide (CO2) emissions alone, or of CO2 plus the mass of other GHG emissions, such as methane, converted into their carbon dioxide equivalent (CO2e) global warming effect. Video: Peter Harper explains the concept of the carbon footprint...
Canada & UK launch coal phaseout plan
Nature & Environment

Canada & UK launch coal phaseout plan

...energy alternatives, and embracing the health and economic benefits that will result. The Alliance opened with 25 signatories. By the end of the 75-minute launch event on the second-last day of COP23 here in Bonn, El Salvador and Oregon had both signed on. By joining the alliance, governments commit to “phasing out traditional coal power and placing a moratorium on any...
What is a digital carbon footprint?
Nature & Environment

What is a digital carbon footprint?

...energy use. While this is also an enormous chunk of total global energy use, there is a glimmer of hope here, because the internet industry is widely known to be advancing their switch from conventional fuels to renewable sources. However, there are nuances that we should be mindful of here, too. While the IPCC’s estimate of the internet energy consumption encapsulates...
The drive to sustainability in Higher Education
Nature & Environment

The drive to sustainability in Higher Education

...Energy SDG 12 - Responsible Consumption and Production SDG 13 - Climate Action Such HE sustainability drives can be classified into three broad areas: Sustainable campus initiatives; Education for Sustainable Development (ESD); and sustainable HE teaching and learning systems. Sustainable campus initiatives Most HE institutions have established sustainability policies to...
Is public spending a drain on the economy or the mark of a civilised society?
Society, Politics & Law

Is public spending a drain on the economy or the mark of a civilised society?

...energy, such as wind, solar and tidal. In 30 years’ time, many businesses will no doubt be involved in the business of climate change mitigation, but for now the market signals are weak and businesses are either not responding to climate change, or not responding quickly enough. Large scale government expenditure is required now if we are to fulfil this part of our...
Exploring comets: A short introduction
Science, Maths & Technology

Exploring comets: A short introduction

...solar wind and the comet’s atmosphere. ICE subsequently joined a fleet of two Soviet, two Japanese and one European Space Agency probe that studied Halley’s comet in 1986. ESA’s mission, Giotto, was the best equipped. It got to within nearly 600km, and sent back the first close-up pictures of a comet’s nucleus. The most spectacular mission before Rosetta was...
Training for endurance in sport and fitness
Health, Sports & Psychology

Training for endurance in sport and fitness

...energy system) for the length of the climb and prevent fatigue (cardiorespiratory endurance). Muscles will need to continually contract in order to provide propulsion, strength and maintain technique (muscular strength endurance). Using a combination of cardiorespiratory and muscular strength endurance, climbers can maintain a constant high speed and/or workload close to...
Earthquakes
Science, Maths & Technology

Earthquakes

...energies released by earthquakes...Earthquakes: 1.1 What happens during an earthquake? - The Earth is an active planet, with activity occurring in the oceans, in the atmosphere and in the solid Earth itself. This course looks at a dramatic example of solid Earth activity: earthquakes. You probably have some idea from newspapers, television or perhaps personal experience,...
Level 1: Introductory 8 hrs