A Nigerian reserve, as soon as a stronghold for chimps, is steadily dropping its forest to farming


  • Oluwa Forest Reserve as soon as protected an island of previous progress forest in southwestern Nigerian.
  • However satellite tv for pc information present solely about half of its intact forest remained on the flip of the century — and it’s solely dwindled additional since then.
  • Poverty-driven smallholder farms and profit-driven industrial plantations are the primary causes of deforestation within the reserve.
  • Researchers fear that habitat loss in Oluwa is driving endangered species — such because the Nigeria-Cameroon chimpanzee — to native extinction.

Oluwa Forest Reserve, situated in southwestern Nigeria, incorporates a number of the final giant swaths of previous progress — additionally known as “major” — forest within the area. These forests are dwelling to a wealthy variety of wildlife, together with endangered species and subspecies equivalent to red-capped mangabeys (Cercocebus torquatus), Nigerian white-throated guenons (Cercopithecus erythrogaster pococki), white-bellied pangolins (Phataginus tricuspis), and Nigeria-Cameroon chimpanzees (Pan troglodytes ellioti).

However Oluwa and its wildlife are underneath growing risk from each smallholder farmers and large-scale plantations. The reserve, established in 1918, has been severely impacted by land encroachment, with hundreds of farmers changing forested areas into farms. This has led to important deforestation, with satellite tv for pc information from on-line monitoring platform International Forest Watch (GFW) exhibiting the reserve misplaced 18% of its major forest between 2002 and 2023.

Only about half of Oluwa Forest Reserve was covered in primary forest as of 2001. Eighteen percent of that which remained was cleared between 2002 and 2023, with large areas of further loss in 2024.
Solely about half of Oluwa Forest Reserve was coated in major forest as of 2001. Eighteen p.c of that which remained was cleared between 2002 and 2023, with giant areas of additional loss in 2024.

Preliminary information from GFW, in addition to satellite tv for pc imagery, present ongoing clearing of the reserve’s remaining major forest. Satellite tv for pc information from the U.S. Nationwide Aeronautics and Area Company (NASA) point out the reserve has skilled an “unusually excessive” variety of fires in 2024 — the best since measurement started in 2012.

Oluwa is located within the humid tropics, the place almost all fires are brought on by human disturbance equivalent to slash-and-burn agriculture — also referred to as “shifting cultivation” — and for industrial plantation growth. Analysis reveals that not like ecosystems equivalent to boreal forests that advanced hand-in-hand with fireplace, humid tropical forests should not tailored to fireside and fewer more likely to naturally get well.

Earlier Mongabay reporting discovered that farmers, particularly younger individuals searching for livelihoods amid Nigeria’s excessive unemployment and poverty charges, view the reserve’s fertile land as an escape.

“This place has helped plenty of poor households,” Ayodele Aina, who has farmed within the reserve for greater than 4 a long time, informed Mongabay in 2023. “For a few of us, that is the one technique of livelihood we all know. And since there aren’t any jobs within the cities, plenty of youths are returning to farming.”

Members of an Oluwa farming community process cacao. Image by Orji Sunday for Mongabay.
Members of an Oluwa farming group course of cacao. Picture by Orji Sunday for Mongabay.

The Ondo state authorities has tried to evict farming settlements from the reserve. Nevertheless, in 2022, some 10,000 Oluwa farmers gathered to protest the eviction, leading to an injunction from the Ondo State Excessive Courtroom that stopped the eviction course of.

Along with smallholder agriculture, industrial-scale plantations are quickly increasing inside Oluwa, additional damaging its remaining habitat. Satellite tv for pc imagery from Planet Labs reveals at the least six huge, industrial plantations occupying giant parts of the reserve. GFW information, along with Planet Labs imagery, point out most of those plantations had been developed on beforehand degraded land — however a number of seem like increasing into major forest.

Satellite imagery from Planet Labs shows what appears to be plantation expansion into primary forest in Oluwa Forest Reserve.
Satellite tv for pc imagery from Planet Labs reveals what seems to be plantation growth into major forest in Oluwa Forest Reserve.

Farmers informed Mongabay in 2023 that safety is an rising concern in Oluwa. They mentioned armed teams, together with kidnappers and different felony parts, have turned components of the forest into hideouts, discouraging conservationists and authorities officers from absolutely partaking within the space.

As Oluwa’s forest disappear, its wildlife is more and more threatened. A current examine printed within the Journal of Utilized Sciences and Environmental Administration states that native hunters report that chimpanzees nonetheless reside in Oluwa. Nevertheless, researchers from the Federal College of Know-how Akure, Nigeria, informed Mongabay in 2023 that the fragmentation of the reserve has already diminished gene movement amongst wildlife populations, growing the chance of native extinctions.

 

 

Citations: OYEDEPO, J. A; OGUNSESAN, A. A. (2024). Spatial Distribution and Standing of Biota Habitats within the Forest Reserves of Omo and In the past-Owu in Ogun State, Oluwa in Ondo State, and Ife and Shaha in Osun State, Southwestern Nigeria. J. Appl. Sci. Environ. Handle. 28 (6) 1859-1867

Banner picture: A red-capped mangabey (Cercocebus torquatus) gazes on the photographer with what seems to be displeasure and ire, maybe eager about Oluwa Forest Reserve’s ongoing forest loss. Picture by Rufus46 through Wikimedia Commons (CC SA 3.0). 

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