National Human Rights Commission of Thailand Environmental
impact of infrastructure projects in neighbouring States
The National Human Rights Commission of Thailand has undertaken many investigations into the
environmental impact in Thailand of infrastructure projects in neighbouring States. The Commission
provided five examples of this kind of work.
First, in May 2020, the Commission received a complaint regarding the Xe-Pian Xe-Namnoy
dam collapse in Attapeu Province, Lao People’s Democratic Republic (Lao PDR), which resulted
in significant loss of life, displacement and environmental damage in Thailand. The complainant
raised concerns about the responsibility of Thai businesses involved in the project and the need for
compensation and remedies for the victims. The Commission made recommendations to the Thai
Cabinet, including establishing an oversight agency to regulate foreign investments made by Thai
businesses to ensure their compliance with human rights principles and the UN Guiding Principles
on Business and Human Rights and the Commission also recommended that the Bank of Thailand
promote and implement sustainable banking guidelines which incorporate environmental, social
and governance factors in lending practices, and assess social and environmental risks before
loan approval.
Second, in September 2023, following the signing of a power purchase agreement by the Electricity
Generating Authority of Thailand for the Pak Beng hydropower project in Lao PDR, the Commission
conducted field visits to Chiang Rai province in Thailand. It was found that many residents lacked
sufficient information on the project and the project could cause several environmental issues
because of insufficient assessments.
Third, in October 2024, the Commission submitted a letter to the Prime Minister expressing concerns
over environmental impacts arising from the development of four hydropower projects on the Mekong
River located within Lao PDR territory next to Thailand’s border. These hydropower projects pose a
high risk of transboundary impacts, including environmental issues, as well as effects on fisheries,
the economy, society and local communities, particularly in Loei and Ubon Ratchathani provinces in
Thailand. The Commission recommended a review of Thailand’s power purchase agreements and
reserve power capacity, and emphasised the need for a risk and impact assessment on human rights
in accordance with the United Nations Guiding Principles on Business and Human Rights. Thailand,
Cambodia and Vietnam, as member countries under the 1995 Agreement on the Cooperation for the
Sustainable Development of the Mekong River Basin, submitted their concerns to the Mekong River
Commission. The concerns were subsequently forwarded to the Lao PDR and led the Lao PDR to
develop a joint action plan among member countries. However, there has not been much progress in
implementation of the plan. In response, the Commission submitted a letter to the Prime Minister of
Thailand, urging a review of the power purchase agreement for the project to ensure the protection
of the rights of affected individuals and communities.
A fourth case involved transborder pollution from the Hongsa power plant and mining project in the
Lao PDR which impacted on the health of residents in Nan province, Thailand. The Commission
collaborated with local academics to create a community-based health monitoring system and
urged provincial authorities to work with communities for its effectiveness. The Commission is also
investigating claims of Thai investors exploiting legal loopholes to bypass Environmental Impact
Assessments (EIA), with findings aimed at enhancing compliance and mitigating long-term effects.
The last example is the case of a Thai sugar company’s operation in Cambodia. In 2015 the
Commission investigated complaints against a Thai sugar company, regarding its operations in
local communities in Cambodia. The complaints alleged that the Thai company’s activities, including
land concessions granted by the Cambodian government, led to human rights violations against
local communities. The Commission made recommendations to the Thai government to establish
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National action on international issues