reporter: they mainly saved cross-examination for the experts. if the judge ordered that we stopped using fossil fuels in montana, would that get us to the point where these plaintiffs are no longer being harmed in your opinion? we can t tell in advance because what has been shown in history over and over and over again is when a significant social movement is needed, it often is started by one or two or three people. i know that climate change is a global issue, but montanans take responsibility for our part in that and you can t just blow it off. reporter: the judge doesn t have the power to shut down extraction of fossil fuels, but a judgment could set a powerful precedent for our childrens trust. i think we re at a tipping point right now. reporter: the oregon nonprofit is also helping kids
we can t tell in advance because what has been shown in history over and over and over again is when a significant social movement is needed, it often is started by one or two or three people. i know that climate change is a global issue, but montanans take responsibility for our part of that, and you can t just blow it off and do nothing about it. reporter: judge kathy sealy doesn t have the pow to shut down extraction or usage of fos sul sill fuels but a judge could set a powerful precedent for our children s trust. i think we re really at a tipping point right now. reporter: the oregon nonprofit is helping kids in hawaii sue their state over tail pipe emissions. and they ve revived juliana v. united states, the federal case that could end before the supreme court. i just recently graduated high school, but i think it s something everyone knows is that we have three branches of government for a reason.
cross-examination for the cross. if we stopped using fossil fuels, would that gets us to the point where these plaintiffs have been harmed? we can t tell, because what history shows us, when a significant social movement is needed, it is often started by one or two or three people. i think that montanians need to take responsibility, and we can t just not think about it. reporter: judge kathy sealy does not have the authority to shutdown the authority of the fossil fuels, but this could set a powerful precedent for the children s trust. we are at a tipping point. reporter: and the article helps to sue the state for of
cross-examination for the experts. if the judge ordered that we stopped using fossil fuels in montana would that get us to the point where these plaintiffs are no longer being harmed in your opinion? we can t tell in advance because what has been shown in history over and over and over again is when a significant social movement is needed, it often is started by one or two or three people. i know that climate change is [ inaudible ] montanans take responsibility for that. reporter: judge sealy doesn t have the power to shut down any extraction or usage of fossil fuels, but a judgment for the young plaintiffs could set a powerful precedent for our children s trust. i think we are at a tipping point right now. reporter: the oregon non-profit helping kids in hawaii sue their state over