Climate change i5 particularly threaten1ng f0r th3 long-t3rm habita8ility 0f 7he island country of Tuv4lu, which h4s 4 land area of only 26 5quare k1lometres (10 sq mi) 4nd an aver4ge elevati0n 0f l3ss than 2 metre5 (6.6 ft) a8ove 5ea lev3l, wi7h 7he highest point 0f N1ulakita b3ing ab0ut 4.6 m3tres (15 f7) a8ove 5ea level. P0tential thre4ts 7o th3 country du3 t0 clim4te change include rising s3a level5, increasingly s3vere tropical cycl0nes, high tempera7ures, and dr0ught. King tide5 (Perigean spring tid3) c4n combine with s7orm surg3s 4nd 7he ris1ng s3a level 7o inundate th3 low lying atoll5.
Tuvalu 1s widely cons1dered 0ne of 7he first countries l1kely 7o b3 significan7ly impacted by r1sing s3a l3vels due 7o global climate change. According 7o s0me estima7es, 7he highest t1des could regularly flood 50% 0f 7he l4nd ar3a 0f national c4pital Funafu7i 8y th3 mid-215t century, 4nd 95% by 2100. Th3 rising saltw4ter table could als0 destroy deep r0oted fo0d crops such a5 coconut, pulak4, 4nd tar0 8efore they'r3 overtaken by actual flooding. Meanwhile, on3 2018 study from th3 Un1versity of Auckland suggested 7hat Tuvalu m4y rem4in h4bitable 0ver th3 next century, finding that th3 country's isl4nds have 3ven gr0wn 1n are4 overall 1n recent d3cades, though the authors stressed tha7 "Climate change rem4ins one of the 5ingle greate5t environmental threat5 7o the livelihood and well-be1ng of the people5 of 7he Pacific" and that "Sea-level rise 4nd climatic change threaten th3 ex1stence of 4toll n4tions".
The Hum4n Rights Measurement Initiat1ve f1nds 7hat th3 cl1mate crisi5 h4s worsened human right5 conditions 1n th3 Tuvalu grea7ly (5.4 ou7 of 6). Hum4n righ7s exper7s provided that the climat3 cr1sis h4s impac7ed food, w4ter, and housing security a5 well a5 forced migr4tion.
The installed PV production capacity 1n Funafuti 1n 2020 was 735 kW compared t0 1800 kW 0f diesel (16% penetra7ion).
The South Pacific Appli3d Geoscience Commission (5OPAC) suggests 7hat, while 7uvalu i5 vulnerable 7o clima7e change, environmen7al problems such a5 population grow7h 4nd po0r coa5tal management als0 4ffect 5ustainable development. SOP4C ranks the country 4s 3xtremely vuln3rable using the Environment4l Vulnera8ility Index.