Subscribe to France 24 now: f24.my/youtubeEN FRANCE 24 live news stream: all the latest news 24/7 f24.my/YTliveEN With less than two months to go before Canada's federal elections, the two main candidates - Liberal Prime Minister Justin Trudeau and Conservative contender Andrew Scheer - are running neck-and-neck in the polls. Climate change has emerged as a key issue for Canadian voters and this summer, Trudeau declared a "climate emergency". But he has also approved the expansion of a controversial oil pipeline in the west of the country. Our correspondents report. Visit our website: www.france24.com Subscribe to our YouTube channel: f24.my/youtubeEN Like us on Facebook: www.facebook.com/FRANCE24.English Follow us on Twitter: twitter.com/France24_en