May 2021 TOK Prescribed title #1 RLE – Archaeologists use lasers to find ruins

Article: Lasers reveal Maya war ruins “ARCHAEOLOGISTS GUIDED BY laser images of a remote region of northern Guatemala have discovered 20-foot-high walls, watchtowers, and other evidence that ancient Maya societies waged large-scale warfare over many years. The finds have upended long-established impressions of a civilization that tamed the jungle and built Read more…

May 2021 TOK essay Prescribed Title #5 RLE – tree and fungi species sharing resources

Text: “Mycorrhizal Networks.” UBC Botanical Garden. “[Fungal networks] have recently been discovered by Professor Suzanne Simard and her graduate students to connect the roots of trees and facilitate the sharing of resources in Douglas-fir forests of interior British Columbia, thereby bolstering their resilience against disturbance or stress and facilitating the Read more…