Complete the description with the correct words: Burning fossil _____ causes an increase in greenhouse gases, which contributes to climate change.
fuel
___ fifth of people thought that animal testing was never necessary.
A fifth
Complete the description with the correct words: Green buildings have surfaces which capture sunlight using ______ energy.
solar
It was a positive response on ___ whole.
the
Complete the description with the correct words:
Though not yet a reality, tree bombs could be dropped from aeroplanes in order to replace forests that have disappeared. This could help prevent global _________.
warming
An opinion p_____ was taken which measured attitudes towards animals being used for entertainment.
poll
_________ energy is better for the planet, and ______ turbines can be used to generate energy.
One ___ five people disagreed, around 20 ______.
in, percent
It was a near _________ when an asteroid _______ hit the earth in 1908; luckily, it hit a desert so no one was killed.
catastrophe, strike
Just _____ half of people agreed, at 53%. ___ tiny minority said they weren't sure.
over, a