Climate scientists have determined that the climate change horror of our time can be solved if 1000 cities implement the Paris Agreement. Response Firstly, the Paris agreement is flawed in a lot of ways as explained in a related post And secondly, there are 4 million cities in the world. 1000 cities may sound like a lot but it is 0.025 percent of the cities. Are climate scientists losing their marbles in their fear mongering desperation?