A battle by villagers to save an old oak from being chopped down has laid bare the need for better protection for vulnerable trees, a conservation charity says. Locals rallied to rescue the ...

The person's height = 2 m = 2 × 10 0 The oak tree's height = 20 m = 2 × 10 1 The oak tree is approximately 10 times bigger than the person. We can also say this as there is an order of magnitude ...