477 search results

Climate change
Nature & Environment

Climate change

...composition of the atmosphere since the dawn of the industrial age, commonly put (in this context) at around AD 1750. We start with a couple of fundamental questions about global climate. What determines the Earth's global mean surface temperature (GMST)? And how does the composition of the atmosphere come into that equation? Box 1 Electromagnetic radiation...
Level 2: Intermediate 18 hrs
The oceans
Science, Maths & Technology

The oceans

...composition. If the ratio of the amounts of the ions of K+ to Cl− in the Atlantic Ocean was 0.02, what would be the ratio of the two ions in the Pacific Ocean? The ratio of the K+ to Cl− ions would be exactly the same at 0.02, because of the constancy of composition of seawater. The dissolved salts mean that seawater conducts electricity well and conductivity is...
Level 2: Intermediate 15 hrs
Exploring books for children: words and pictures
History & The Arts

Exploring books for children: words and pictures

...composition. In this way, the raw ingredients are blended to create an image that both complements the verbal text but also extends its meaning. Below is the poem ‘Jabberwocky’ as it appears on the page of the original text. Although the poem is often taken out of context, as you can see, it occurs in the narrative alongside the illustration and as part of the wider...
Studying mammals: A winning design
Nature & Environment

Studying mammals: A winning design

...composition of the milk changes during the newborn's development. After reading LoM, you'll be alert to the danger of thinking of the marsupial method of reproduction as 'primitive' or inferior to that of placental mammals. What we see is a successful reproductive strategy (or rather a range of strategies, because the details vary between different marsupial species) that...
Level 1: Introductory 10 hrs
Language on the move: Migrating literature and Zachary Richard’s Cajun tales
Languages

Language on the move: Migrating literature and Zachary Richard’s Cajun tales

...du Cercle Senghor Richelieu de Paris in March 2014 (“Le Prix du Cercle”). The tales express the necessity of turning towards the wider francophone world for the preservation of Cajun culture, as the links established with Canada and France show. Even if the connection to the local is never lost, the transnational becomes more apparent with each tale. As the tales...
Stonehenge before the First World War
History & The Arts

Stonehenge before the First World War

...sang and shouted; and by and by, just outside the barbed-wire enclosure a rabbit was unearthed, and about three hundred young men with shrieks of excitement set about its capture. It was a lively scene, a general scrimmage, in which everyone was trying to capture an elusive football with ears and legs to it, which went darting and spinning about hither and thither among...
Llywio drwy les: Edrych ar iechyd meddwl a lles
Health, Sports & Psychology

Llywio drwy les: Edrych ar iechyd meddwl a lles

...DU, mae’r Swyddfa Ystadegau Gwladol yn mesur lles personol yn y boblogaeth. Yn fyr, maent yn mesur lles personol drwy ei rannu yn bedair adran, a gall pob un effeithio ar les unigolyn yn gyffredinol: Bodlonrwydd â bywyd yn gyffredinol Teimlad bod y pethau a wnânt yn werth chweil Lefel hapusrwydd Lefelau gorbryder Er mwyn mesur lles y genedl, defnyddir hwn i gael sgôr...
Sut gall corfforaethau leihau olion troed carbon digidol?
Nature & Environment

Sut gall corfforaethau leihau olion troed carbon digidol?

...DU (250gCo2e/kWh), mae 145 kWhs yn trosi i 36kg o garbon. A dim ond 10 cyfrifiadur yw hynny: beth am gannoedd neu filoedd ohonynt. Wedyn ychwanegwch gost dyfeisiau llai effeithlon fel argraffwyr a pheiriannau gwerthu. Mae'n dechrau cynyddu'n gyflym iawn. Mae yna systemau y gellir eu gosod mewn adeiladau ac ar gampysau sy'n cadw trac o'r dyfeisiau ‘fampirau ynni’ ac yn...