From Russia to the Indian Ocean to Antarctica, surface temperatures were much warmer than  they are today during Medieval times. 1. The Eastern Russia region was 1.5°C warmer than now during the Medieval Warm Period. The modern warm-up began centuries ago and temperatures have declined in the last few centuries. Relative sea levels were 1 … Continue reading 4 More New Reconstructions Affirm The Medieval Warm Period Was ‘Warmer Than Today’