As coronavirus becomes pandemic, scientists ask if lines on the map hold the key to contagion’s spread

The coronavirus pandemic that has infected more than 125,000 people around the world is concentrated in a “corridor” across the northern hemisphere, researchers said, as more studies focused on how temperature and humidity could be used to predict the spread of the contagion.Despite worries that Southeast Asia may become a coronavirus hotspot after central China (where the Covid-19 outbreak started) because of their proximity and travel connections to the infection’s epicentre, more countries…