In the largest case in its history, the International Court of Justice last week ruled, in a non-binding opinion, that countries are legally obliged to prevent “significant harm to the climate system.

Climate activists are having their day in court, if Wednesday’s International Court of Justice (ICJ)’s unanimous opinion is a bellwether. The Hague court declaration that governments were legally liable for greenhouse gas emissions is the latest addition to the increasing volume of climate litigation around the world.

Severe weather and natural disasters, are on the rise. This week, the top United Nations court ruled that countries are obligated to limit climate change under international law, in response. Cheryl Johnson with People for Community Recovery joins WGN's Micah Materre to discuss this historic ruling and what it could mean for environmental justice.