Cicada 2024 Facts4u. In 2024, two different broods of cicadas have emerged, sending billions to the surface for the first time since 1803. They spend 13 or 17 years underground (depending on the brood),.
Eastern north america is the only place in the world where you find periodical cicadas — groups of cicadas that emerge from the ground. For 2024, since cicadas will emerge from maryland to oklahoma, illinois to alabama, clearly, trillions of adult cicadas will be present, but not all in the same place at.