The global palm oil sector must change to save biodiversity and improve food security in the tropics

B Azhar, N Saadun, M Prideaux… - Journal of environmental …, 2017 - Elsevier
Most palm oil currently available in global markets is sourced from certified large-scale
plantations. Comparatively little is sourced from (typically uncertified) smallholders. We …

Mixed-species tree plantings enhance structural complexity in oil palm plantations

DC Zemp, M Ehbrecht, D Seidel, C Ammer… - Agriculture, Ecosystems …, 2019 - Elsevier
Conversion of structurally complex rainforests into simplified oil palm monocultures leads to
dramatic losses of biodiversity and ecosystem functioning. To alleviate negative ecological …

Rubber agroforestry in Thailand provides some biodiversity benefits without reducing yields

E Warren‐Thomas, L Nelson, W Juthong… - Journal of Applied …, 2020 - Wiley Online Library
Monocultural rubber plantations have replaced tropical forest, causing biodiversity loss.
While protecting intact or semi‐intact biodiverse forest is paramount, improving biodiversity …

Socio-ecological perspectives of engaging smallholders in environmental-friendly palm oil certification schemes

N Saadun, EAL Lim, SM Esa, F Ngu, F Awang, A Gimin… - Land use policy, 2018 - Elsevier
The majority of smallholders in palm oil producing countries are not involved in palm oil
certification schemes. The schemes are jointly developed by environmental NGOs …

Bats on the Road—A Review of the Impacts of Roads and Highways on Bats

DF Ramalho, L Aguiar - Acta Chiropterologica, 2020 - ingentaconnect.com
The increase in human population has resulted in environmental alterations and habitat
fragmentation, such as those caused by road construction. Since the late 1990s, there has …

Switching from monoculture to polyculture farming benefits birds in oil palm production landscapes: Evidence from mist netting data

MS Yahya, M Syafiq, A Ashton‐Butt… - Ecology and …, 2017 - Wiley Online Library
Monoculture farming is pervasive in industrial oil palm agriculture, including those RSPO
plantations certified as sustainably managed. This farming practice does not promote the …

Bird responses to lowland rainforest conversion in Sumatran smallholder landscapes, Indonesia

WE Prabowo, K Darras, Y Clough… - PloS one, 2016 - journals.plos.org
Rapid land-use change in the tropics causes dramatic losses in biodiversity and associated
functions. In Sumatra, Indonesia, lowland rainforest has mainly been transformed by …

Effects of monoculture and polyculture farming in oil palm smallholdings on terrestrial arthropod diversity

A Ghazali, S Asmah, M Syafiq, MS Yahya, N Aziz… - Journal of Asia-Pacific …, 2016 - Elsevier
Oil palm agriculture has become one of the economic mainstays for biodiversity-rich
countries in the tropics. The conversion of native forests to oil palm monoculture plantation …

Smallholdings with high oil palm yield also support high bird species richness and diverse feeding guilds

SA Razak, N Saadun, B Azhar… - Environmental …, 2020 - iopscience.iop.org
Biodiversity has been devastated globally in the past hundred years, largely because of land
conversion and agricultural intensification. Conversion of tropical forest to oil palm …

[HTML][HTML] Large-scale industrial plantations are more likely than smallholdings to threaten biodiversity from oil palm replanting spatial disturbances

B Azhar, A Oon, AM Lechner, A Ashton-Butt… - Global Ecology and …, 2023 - Elsevier
Certification has advanced efforts to increase the environmental sustainability of oil palm
agriculture. However, there is little consensus among stakeholders on what type of farming …