Close On his first day as the POTUS (President of the US), president-elect Joe Biden will immediately put the battle against climate crisis on his top priorities. He will start by blocking the Keystone XL pipeline and rejoining the Paris Climate Agreement. (Photo : Jon Tyson on Unsplash) Biden's stern action towards combatting climate change has experts warning him that the environmental battles would not come in easy and will definitely take a significant effort during his presidency. In an action plan laid out by Biden and his incoming term, for his first day of presidency, he will take leaps ensuring the United States will return as one of the contributing countries that will enforce the plans prepared during the Paris Climate Accords. This is to respond to his predecessor's decision to exit the coalition.