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!

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''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

Friday, 15 November 2013

Forest change mapped by Google Earth

Level: Intermediate / B1
Looking at numbers

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

Using Google Earth, a team at Maryland University have produced a high-resolution map of global forest loss and gain.
Read this article about it and then answer the following questions:
1) What is the maximum resolution of the map?
2) How many images were taken to make the map?
3) How much tree cover was lost on Earth between 2000 and 2012?
4) How big was Indonesia's annual loss?
5) By how much is tropical forest loss increasing per year?

Answers below!


1) 30 metres
2) 650,000
3) 2.3m km2 or sq km (m = million) (km2 or sq km = square kilometres)
4) 20,000 km2
5) 2,100 km2

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