Earth has had at least 5 major ice ages. Now it appears Mars – the next planet outward from the sun – has undergone anywhere from half a dozen to 20 ice ages in the past several hundred million years. Source: https://earthsky.org/space/new-evidence-for-multiple-ice-ages-on-mars…
Tag: field work
Why the Amazon is burning: 4 reasons
Nearly 40,000 fires are incinerating Brazil’s Amazon rainforest. Apocalyptic as this sounds, science suggests it’s not too late to save the Amazon. Source: https://earthsky.org/earth/amazon-rainforest-fires-burning-4-reasons-why…