Table 1 Summary of atoll island characteristics and changes in islands, Tuvalu

From: Patterns of island change and persistence offer alternate adaptation pathways for atoll nations

Atoll/Reef platform (RP)

No islds.

Atoll land area

Change in land area 1971–2014

Number of islands

Inhabited islands

  

(ha)

(ha)

(%)

Accr.

Erod.

No.

 Area (km2)

Pop. density (per km2)

Nanumea

6

356.1

−1.32

−0.004

3

3

1

2.18

281

Niutao (RP)

1

235.2

0.34

0.14

1

—

1

2.35

295

Nanumaga (RP)

1

301.0

4.71

1.56

1

—

1

3.01

183

Nui

13

342.8

7.61

2.22

13

—

1

1.34

544

Vaitupu (RP)

8

522.9

12.27

2.35

6

2

2

5.18

297

Nukufetau

26

314.4

19.40

6.17

15

11

1

0.19

3458

Funafuti

29

261.2

10.06

3.85

19

10

1

1.59

3427

Nukulaelae

19

176.4

10.00

5.67

16

3

1

0.22

1626

Niulakita (RP)

1

42.1

0.05

0.12

1

—

1

0.42

109

  1. Island population data obtained from the Tuvalu Census of Population and Housing28
  2. Accr. accreted islands, Erod. eroded islands
Back to article page