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Environment & Sustainability Guide · Solomon Islands

Environment & Sustainability Guide in Solomon Islands

Air quality, green spaces, and environmental policies

Solomon Islands, a Pacific nation of over 900 islands, boasts exceptional forest coverage at nearly 90% but confronts existential climate threats from sea level rise averaging 8-10 mm/year and intensifying cyclones. With limited industrial activity, air quality is stable and good, though data is sparse. Water access challenges persist in rural areas amid pollution risks from mining and logging. The government pursues renewable energy targets and conservation, yet high natural disaster risks demand urgent adaptation.

Air Quality Index

0510

Good

8.0/10(AQI: N/A)

Stable trend

Air quality in Solomon Islands is generally good due to minimal industrial activity and vehicle emissions, primarily from biomass burning in rural areas. Database indicates stable 6-month AQI trend with no available PM2.5/PM10 averages. Urban Honiara sees occasional spikes from open burning, but no major pollution crises reported.

Water Quality

0510

Moderate

6.5/10

Water quality varies; rainwater harvesting is common but vulnerable to contamination. Only 68% of population has access to safely managed drinking water per 2022 data. Pollution from mining runoff and poor sanitation affects rivers and coastal areas. Government monitors through RAMSI programs.

68% access to safely managed drinking water (JMP 2022); treatment standards limited outside urban centers.

Recycling System

Recycling infrastructure is underdeveloped with no national rate data available. Limited programs exist in Honiara for plastics and metals via NGOs. Waste management focuses on landfills; informal collection dominates rural areas.

Recycling Rate: —%

Green Spaces

Solomon Islands maintains 89% forest coverage, among the highest globally, protecting vital biodiversity. Key protected areas include Kilu Pila Cave National Park and East Rennell (UNESCO site). Logging pressures threaten sustainability.

Forest Coverage: 89.0%

National Parks: 2

12.5% terrestrial protected; East Rennell UNESCO World Heritage Site hosts endemic species.

Environmental Policies

Key policies include Environment Act 1998, Forestry Act amendments, and Paris Agreement NDC targeting 15-27% emission reduction by 2030. Plastic bag ban implemented 2019. Renewable targets aim for 50% by 2030 via solar and hydro.

Key Policies:

•Environment Act 1998
•National Climate Change Policy 2012
•Forests Act 1999

Renewable Energy: 50% renewable energy by 2030 (NDC 2020).

Natural Disaster Risk

HIGH

High risk from cyclones, earthquakes, tsunamis, and flooding. Recent events: Tropical Cyclone Freddy (2023) affected 20,000; 2024 floods displaced thousands.

cyclonesearthquakestsunamisfloods

Climate Change Impacts: Temperatures rose 0.8°C from 1960-2020 (BOM); sea level rise 8-10 mm/year since 1993, 2x global average (PSMSL). Cyclone frequency up 20% last 20 years; precipitation increased 10-15% with intense events (SPREP). 2014 Cyclone Lusi caused $10M damage.

Sustainability Initiatives

Renewable Energy

National Energy Policy targets 50% renewables by 2030 with solar PV expansion (100 MW planned) and rural electrification reaching 45% coverage.

Waste Management

Honiara Waste to Energy project and community recycling pilots funded by SPREP; aims to reduce landfill dependency.

Marine Protection

Arnavon Islands MPA expanded; supports sustainable fishing and biodiversity.

Wildlife & Nature

Guadalcanal Giant RatCritically Endangered

Solomon Islands Leaf-nosed BatEndangered

Hummingbird Imperial PigeonVulnerable

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