Recovering mined forests can out-produce old growth in food for wildlife
Cardoso JM, Valentin-Silva A, Silva CID, Jardim MAG, Mendes-Oliveira AC
Phenology
If you've ever wondered whether a replanted woodlot or reclaimed lot can really support birds and bees like an old forest, this study says yes, sometimes even better, because regrowing plants often flower and fruit more heavily than mature trees nearby.
Researchers spent a year watching when trees and shrubs flowered and fruited in a patch of Amazon forest that's regrowing after bauxite mining, comparing it to nearby untouched forest. They found the recovering area actually had more plants flowering and fruiting, and more intensely, than the old forest, meaning young regenerating land can be a surprisingly rich food source for pollinators and fruit-eating animals. Both forest types bloomed and fruited on similar seasonal schedules, suggesting climate sets the timing while the plants' own growth strategies drive how much food they produce.
Key Findings
Study monitored flowering and fruiting phenology from August 2022 to July 2023 in bauxite-mining regrowth areas versus altered primary forest in eastern Amazonia
Regenerating areas had more species and individuals actively flowering and fruiting than primary forest, with higher phenophase intensity
Flowering and fruiting timing was similar across both habitat types, pointing to climate as the main driver of seasonal timing while intensity differences reflect reproductive strategy
chevron_right Technical Summary
Scientists tracked flowering and fruiting for a year in an Amazon forest recovering from bauxite mining and found it actually produces more food for pollinators and animals than the untouched old-growth forest nearby, showing that recovering land plays a real role in feeding wildlife during restoration.
Abstract Preview
Original paper
Reproductive Phenology and Trophic Resource Supply Patterns in a Post-Bauxite Mining Forest Restoration Area in Eastern Amazonia.
Plant phenology provides key insights into resource availability and the dynamics of pollinators and seed dispersers during forest restoration. We investigated phenological patterns in naturally re...
open_in_new Read full abstractAbstract copyright held by the original publisher.
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