Youth Climate Trial: Doctor Says Kids Face Greatest Risk

Canada's first youth climate trial is now in full swing in Vancouver, and this week the courtroom heard a Harvard-affiliated doctor explain why kids are hit hardest by a warming planet. Fifteen young Canadians are suing Ottawa, and the testimony is getting personal.

What the case is actually about

The lawsuit is called La Rose v. His Majesty the King. It was filed in 2019 by fifteen children and youth from across the country, and it finally reached a full hearing at the Federal Court in Vancouver on Monday, October twenty-sixth. According to CBC News, the plaintiffs claim their Charter rights to life, liberty and security of the person have been violated by inadequate federal action on climate change.

The path here was long. The case was first dismissed, and in 2023 an appeals court ruled the young people were entitled to a trial, as France 24 reported. Now the plaintiffs are asking the court to declare that the government's conduct breaks their Charter rights and to order a science-based Climate Recovery Plan.

Their lawyer, Catherine Boies Parker, told the court in her opening statement that the case is not about whether climate change exists. Instead, it hinges on whether the government is "constitutionally required to stop making it worse," she said, according to Canada's National Observer.

Why kids are more exposed

On Thursday, Dr. Elizabeth Pinsky, a Boston-based child psychiatrist and pediatrician, testified for the plaintiffs. She is an assistant professor at Harvard Medical School, and she laid out the physical reasons children are more vulnerable than adults.

Babies and very young children have immature thermoregulatory systems, she said, which makes it harder for them to manage body temperature in a heat wave. Children also breathe faster than adults and take in more air pollution relative to their size. Then there is what she called a "temporal reality": younger people simply face climate hazards for more years of their lives.

Her list of risks ran from extreme heat and air pollution to tick-borne illness. As climate change worsens, so will the health harms, she testified. "There's just no question left in the medical literature about whether that's true," Pinsky said.

Eco-anxiety goes on the record

Pinsky also spoke about mental health, a topic that hits close for a lot of Gen Z. She described eco-anxiety as a mix of fear, sadness, grief, anger, and a sense of betrayal and powerlessness.

She also explained the word "solastalgia," which means feeling homesick when you are at home but home has changed around you. Picture a childhood neighbourhood that is now wrapped in wildfire smoke every summer. For young people, she said, there is a unique harm in knowing that the people who should be protecting your future are knowingly failing to do so.

Her bottom line was blunt. Nothing could fully protect children from climate harms other than ending the burning of fossil fuels and halting climate change, she told the court.

Can Canada really go fully renewable?

Earlier on Thursday, the court heard from Stanford professor Mark Jacobson, an expert in environmental engineering and atmospheric science. He said it is "definitely" possible for Canada to shift to full renewable energy by twenty fifty, and that the barriers are social and political, not technical.

Jacobson pointed to huge wind, solar and geothermal resources, plus Canada's existing hydroelectric capacity. By electrifying everything and powering it with renewables, he said, the country would use roughly sixty per cent less energy. Cutting air pollution would also save lives, he noted, since thousands of people die each year from it in Canada.

Federal lawyers pushed back under cross-examination. Jacobson agreed his report did not include policy proposals for Ottawa and did not account for bottlenecks like supply chain constraints. He also acknowledged his study projected a net job loss, though it excluded jobs tied to electric vehicles, heat pumps and other electric machines.

What comes next

Pinsky was scheduled to face cross-examination by Ottawa's lawyers on Friday. Each of the fifteen plaintiffs is expected to testify, alongside several expert witnesses, so the trial will keep putting personal stories next to hard science for weeks.

Observers have called La Rose the "most important case in a generation" for the right to a healthy environment, according to National Magazine. A ruling is still a long way off, but the trial already puts the youth climate trial conversation in front of a federal judge and the whole country. For more on how Canada is dealing with the climate crunch, check our Canada coverage and the climate emergency desk.