An oak tree will draw down enough carbon to offset 198 flights from Dublin to London in its lifetime. Photograph: Getty Images

There’s no doubt that trees are important to the environment, but nobody knows this more than a group of primary school children from Malahide and Por(...)

The dome of the US Capitol is seen behind the smokestacks of the only coal-burning power plant in Washington, DC. Photograph: Jim Lo Scalzo/EPA

After months of keeping the world guessing, Donald Trump has finally announced his decision to withdraw from the Paris Agreement on climate change. H(...)