Tens of thousands of people in Toronto joined more than 80 other youth-led marches across Canada on Sept. 27 to demand immediate action to address global climate change.

As at least 60,000 people marched on United Nations headquarters Sept. 20 and hundreds of thousands of students around the world demanded climate solutions, Canadian Catholics launched a chapter of the Global Catholic Climate Movement with calls for politicians to confront climate change.

NAIROBI, Kenya -- As turbines turn on Africa's largest wind farm on the shores of Lake Turkana in northern Kenya, Catholic leaders welcomed the project as good for the environment and important for human development.

The timing could hardly be better for the Canadian arm of the Global Catholic Climate Movement when it officially launches in September.

In June, for the first time ever, Canadians told pollsters their number one concern is the environment. This puts Canadians on the same page with Pope Francis, who has called on everybody — Catholic, Christian, non-Christian, even atheist — to face up to the reality of human-caused climate change in his 2015 encyclical Laudato Si’.

MANILA, Philippines -- Catholic bishops in the Philippines criticized "the continuing destruction of our common home" and called for "ecological conversion" amid "climate emergency."

VATICAN CITY -- Faced with a climate emergency, the world must act immediately to mitigate global warming and avoid committing "a brutal act of injustice" on the poor and future generations, Pope Francis told a group of energy and oil executives and global investors.

VATICAN CITY -- If the world is to win the fight against climate change, its leaders must stop profiting from fossil fuels that threaten the survival and well-being of the planet and its inhabitants, Pope Francis said.

About 200 students with the the backing of their parents, grandparents and teachers sang and chanted their request for immediate and bold climate action at the latest #FridaysForFuture student Climate Strike Friday, May 24 in Nathan Phillips Square.

“Too bad the global climate strike happened while you guys were on March break,” I teased my son.

VATICAN – The food people pick at the supermarket and cook in their kitchens can make a huge difference in helping address the global problems of hunger, obesity and climate change, a number of speakers said at a Vatican conference on sustainable development.

VATICAN CITY – The issue of married priests is something for the universal Catholic Church to discuss and is not the focus of the upcoming Synod of Bishops for the Amazon, said Peruvian Cardinal Pedro Barreto Jimeno of Huancayo.

OTTAWA – Climate politics are shaping up as a federal election issue in a partisan scenario cautioned against by Pope Francis in Laudato Si’, his 2015 encyclical on the environment.

Medical ethics can’t be limited to patient choice, or even the health problems patients face, according to the president of the World Medical Association.

WARSAW, Poland – Catholic participants and observers criticized a "lack of ambition" by government negotiators at a U.N. conference on climate change that ended Dec. 15 with agreement on a rulebook to implement the 2015 Paris climate accord.