Blue and Green: A combination of climate change and deforestation is making the Amazon rainforest increasingly vulnerable to devastating forest fires, a new study has said. The Amazon is one of the most important ecosystems on the planet. It is estimated that about 10% of all known species live in the 5.5 million sq km rainforest. The region is also called the lungs of the Earth, because its trees remove considerable amounts of carbon dioxide (CO2) from the air, therefore lessening climate change. Despite its...