Read the texts and fill in the gaps with the right phrases.

Text A
Our planet is getting hotter and hotter. This causes changes in climate, ... , ice caps are melting, animals and plants are dying. If we try, we ... that we put into the atmosphere, which make the Earth warmer. We can save on electricity by turning off the lights when we don't need them. We can also save energy by taking the bus, riding a bike or walking. ... .
Text B
In some countries there are just too many people to feed. It hardly rains so ... and animals die. Countries should help by sending food, tools and other things to help these people and animals have better lives.
Text C
... . Also, lots of people hunt even when they are not allowed to. Governments should protect areas where animals live and ... .