Welcome! This site is for students to practice their English and keep up to date with environmental issues.

You can find a mixture of reading, crosswords, videos and short English lessons: these will normally be vocabulary, but I may also treat you to some grammar!

There are now over 260 lessons on this blog. Look through the Blog archive, Post labels and Popular Posts to find what you want.

If you want to print a lesson, click on the lesson title and then look for the Print Friendly icon.

''Let nature be your teacher''
William Wordsworth, poet, 1770-1850

''Joy in looking and comprehending is nature's most beautiful gift''
Albert Einstein, physicist, 1879-1955

''... to find the word, or words, by which [an] idea may be most fitly and aptly expressed''
P.M. Roget, lexicographer, 1779-1869

Tuesday, 1 October 2013

Turning waves into electricity - video lesson 20

Level: Upper-intermediate / B2

Please click the 'Print Friendly' icon below if you want to print this exercise

Scientists are testing different ways of making electricity from the energy in the oceans.
Here is a short (three minute) video about wave energy.

Watch the video and then answer the following questions (focussing on numbers):
1) By when does Scotland aim to take all of its electricity from renewable sources (00:13 seconds into the video)?
2) By next year, how many homes will be powered by the device being tested (00:40)?
3) According to Neil Kermode, how much of the UK's electricity supply could be met with this technology (01:24)?
4) How many people visit the Orkneys every year (01:40)?
5) How many people does Bryan Rendell now employ (02:32)?

Answers below!

1) 2020
2) 1,500
3) 1/5th
4) 200,000
5) 11

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