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Table 1 Summary of number of dams and projected average number of people living around dams in the 2020s, 2050s and 2080s in stable, unstable and no malaria zones across sub-Saharan Africa, using two future climate scenarios (RCP 2.6 and RCP 8.5)

From: Malaria and large dams in sub-Saharan Africa: future impacts in a changing climate

 

2010

2020s

2050s

2080s

Area (sq. km)

Population in the region

No. dams (%)

No. people within 5 km from reservoirs

Area (sq. km)

Population in the region

No. dams

No. people within 5 km from reservoirs

Area (sq. km)

Population in the region

No. dams (%)

No. people within 5 km from reservoirs

Area (sq. km)

Population in the region

No. dams (%)

No. people within 5 km from reservoirs

RCP 2.6

 Stable

7,086,268

298,682,666

307 (24)

6,406,226

7,408,321

361,264,297

354 (28)

7,198,341

8,264,718

489,811,003

377 (30)

8,872,392

9,113,482

546,622,885

386 (30)

10,097,454

 Unstable

14,459,409

418,451,433

416 (33)

8,193,239

14,378,791

462,113,462

433 (34)

9,202,466

13,666,490

590,443,015

645 (51)

12,105,161

12,972,969

682,788,932

628 (50)

14,713,709

 No malaria

2,042,223

273,355,662

545 (43)

5,605,474

1,800,788

322,401,006

481 (38)

4,891,743

1,656,692

281,714,037

246 (19)

4,048,543

1,501,449

319,587,199

254 (20)

3,310,021

 Total

23,587,900

990,489,781

1268 (100)

20,204,939

23,587,900

1,145,778,765

1268 (100

21,292,550

23,587,900

1,361,968,055

1268 (100

25,026,096

23,587,900

1,548,999,016

1268 (100)

28,121,184

RCP 8.5

 Stable

7,086,268

298,682,666

307 (24)

6,406,226

7,871,237

403,671,332

381 (30)

8,671,114

8,671,114

498,594,276

346 (27)

9,408,302

10,945,711

572,083,572

427 (34)

10,983,666

 Unstable

14,459,409

418,451,433

416 (33)

8,193,239

13,950,337

501,242,107

609 (48)

10,309,672

10,309,672

621,144,735

692 (55)

13,611,448

11,511,801

697,130,875

645 (51)

15,231,541

 No malaria

2,042,223

273,355,662

545 (43)

5,605,474

1,766,326

388,923,354

268 (21)

3,833,107

3,833,107

349,366,669

230 (18)

3,115,432

1,130,388

381,136,413

196 (15)

3,109,886

 Total

23,587,900

990,489,781

1268 (100)

20,204,939

23,587,900

1,293,836,793

1268 (100)

22,813,893

23,587,900

1,469,105,680

1268 (100)

26,135,182

23,587,900

1,650,350,860

1268 (100)

29,325,093