Students worldwide walk out for the global climate strike Unlisted Video

(CNN)Hundreds of thousands of school students around the world walked out of class on Friday to urge their governments to take greater action in slashing greenhouse gas emissions. Climate protests are planned in more than 1600 towns in over 125 countries and organizers say the number of strikers is expected to surpass the 1.6 million people who took part in the first Global Climate Strike in March.