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New Caledonia vs Solomon Islands

20 metrics with data for both countries. The solid line is New Caledonia; the dashed grey line is Solomon Islands.

Country A · New Caledonia
Country B · Solomon Islands

Climate

CO2 emissions

New Caledonia: 5.29 Mt CO2/year · 2024Solomon Islands: 0.29 Mt CO2/year · 2024
02461960198020002020Solomon Islandshigh 2018

Carbon dioxide released each year from burning fossil fuels and industry. The main driver of global warming. Global Carbon Budget via Our World in Data

CO2 emissions per person

New Caledonia: 18.1 t CO2/person/year · 2024Solomon Islands: 0.36 t CO2/person/year · 2024
010201960198020002020Solomon Islandshigh 1970

Each person's share of their country's yearly CO2 emissions. A fairer way to compare countries of very different sizes. Global Carbon Budget via Our World in Data

Temperature anomaly

New Caledonia: 0.75 °C vs 1991-2020 · 2025Solomon Islands: 0.62 °C vs 1991-2020 · 2025
-10119401960198020002020Solomon Islandshigh 2022low 1966

How much warmer or cooler a country's year was compared with its 1991-2020 average. Watch the map turn red as you move the slider towards today. Copernicus Climate Change Service (ERA5) via Our World in Data

Energy

Energy use per person

New Caledonia: 63,833 kWh/person/year · 2023Solomon Islands: 1,657 kWh/person/year · 2023
050k19801990200020102020Solomon Islandshigh 2018low 1983

How much energy each person uses in a year, across electricity, transport, heating and industry. Energy Institute / Ember via Our World in Data

Solar electricity

New Caledonia: 8.33 % of electricity · 2024Solomon Islands: 9.09 % of electricity · 2024
0520002005201020152020Solomon Islands

The share of a country's electricity generated from solar panels. The fastest-growing energy source in history. Ember / Energy Institute via Our World in Data

Wind electricity

New Caledonia: 1.28 % of electricity · 2024Solomon Islands: 0.00 % of electricity · 2024
01220002005201020152020Solomon Islandshigh 2012low 2003

The share of a country's electricity generated from wind turbines, onshore and offshore. Ember / Energy Institute via Our World in Data

Coal electricity

New Caledonia: 36.5 % of electricity · 2024Solomon Islands: 0.00 % of electricity · 2024
0204020002005201020152020Solomon Islandshigh 2020low 2008

The share of electricity still generated by burning coal, the most polluting fuel. The number that must reach zero first. Ember / Energy Institute via Our World in Data

Oil electricity

New Caledonia: 36.5 % of electricity · 2024Solomon Islands: 90.9 % of electricity · 2024
05010020002005201020152020Solomon Islandshigh 2006

The share of a country's electricity generated by burning oil. Rare on big grids, still common on islands. Ember via Our World in Data

Gas electricity

New Caledonia: 0.00 % of electricity · 2024Solomon Islands: 0.00 % of electricity · 2024
-10120002005201020152020Solomon Islands

The share of a country's electricity generated from natural gas, the least polluting fossil fuel but still a fossil fuel. Ember via Our World in Data

Land & Life

Tree cover loss

New Caledonia: 1,762 ha/year · 2024Solomon Islands: 11,050 ha/year · 2024
010k20k2005201020152020Solomon Islandshigh 2020low 2022

Forest area lost each year to fire, logging, farming and storms. Not all loss is permanent deforestation, but the trend matters. Global Forest Watch (Hansen/UMD) via Our World in Data

Forest area

New Caledonia: 48.8 % of land · 2025Solomon Islands: 89.8 % of land · 2025
0501990200020102020Solomon Islandshigh 2015

How much of a country's land is covered by forest. FAO via Our World in Data

Red List Index

New Caledonia: 0.63 index (1 = species safe) · 2024Solomon Islands: 0.75 index (1 = species safe) · 2024
00.5200020102020Solomon Islandslow 2023

Tracks extinction risk across all assessed species. 1 means no species at risk; falling values mean wildlife sliding towards extinction. IUCN / SDG 15.5.1 via Our World in Data

Protected land

New Caledonia: 59.6 % of land area · 2024Solomon Islands: 2.40 % of land area · 2024
0204060201420162018202020222024Solomon Islands

The share of a country's land under legal protection for nature. The global 30x30 target aims for 30% by 2030. World Bank / UNEP-WCMC via Our World in Data

Meat supply per person

New Caledonia: 89.6 kg/person/year · 2023Solomon Islands: 15.6 kg/person/year · 2023
050198020002020Solomon Islands

Meat available for consumption per person. Livestock drives around 15% of global emissions and most deforestation. FAO via Our World in Data

Nitrogen fertiliser use

New Caledonia: 57.9 kg N/ha of cropland · 2023Solomon Islands: 0.00 kg N/ha of cropland · 2023
05010015019801990200020102020Solomon Islandshigh 2003low 1978

Nitrogen applied per hectare of cropland. It feeds half the world, but runoff chokes rivers and coastal seas. FAO via Our World in Data

Marine protected areas

New Caledonia: 100.0 % of territorial waters · 2024Solomon Islands: 0.10 % of territorial waters · 2024
050100201420162018202020222024Solomon Islands

How much of a country's coastal waters are protected for nature. The global goal is 30% by 2030. UNEP-WCMC via Our World in Data

Urban population

New Caledonia: 68.2 % living in cities · 2025Solomon Islands: 31.3 % living in cities · 2025
02040601960198020002020Solomon Islands

The share of people living in towns and cities. Urbanisation shapes energy use, land use and how people experience climate change. UN World Urbanization Prospects via Our World in Data

Water

Annual precipitation

New Caledonia: 1,856 mm/year · 2025Solomon Islands: 4,109 mm/year · 2025
02k4k19401960198020002020Solomon Islandshigh 2022low 1993

Total rain and snow that fell over a country in a year, averaged across its land area. Copernicus Climate Change Service (ERA5) via Our World in Data

Rainfall anomaly

New Caledonia: 25.8 % vs 1961-1990 · 2025Solomon Islands: 17.5 % vs 1961-1990 · 2025
-5005019401960198020002020Solomon Islandshigh 2022low 1993

How much wetter (teal) or drier (brown) a country's year was compared with its 1961-1990 average. A simple drought and deluge signal. Derived from Copernicus ERA5 precipitation via Our World in Data

Pollution

Air pollution (PM2.5)

New Caledonia: 4.90 µg/m³ annual mean · 2024Solomon Islands: 7.00 µg/m³ annual mean · 2024
0520002005201020152020Solomon Islandshigh 2022low 1999

Average exposure to fine particles small enough to enter the bloodstream. The WHO guideline is 5 µg/m³. World Bank / van Donkelaar et al. via Our World in Data