Sunday Afternoon Challenge Puzzle

Unlike this morning's puzzle, this one is a more practical study. It is white to move and win. Can you find the winning method?

8/8/8/p2k3p/P6P/7K/4P3/8 w - - 0 1

No. 1-2
  1. Kg3!! Ke4, 2. Kg2 Ke3, 3. Kf1 Ke4, 4. Ke1 Ke5, 5. Kd1 Ke4, 6. Kd2 Kd4, 7. e3+ Kc4, 8. Kc2 Kc5, 9. Kd3 Kd5, 10. e4+ Ke5, 11. Ke3 Ke6, 12. Kf4 Kf6 13. e5+ Ke6, 14. Ke4 Kd7, 15. Kd5 Ke7, 16.Kc5! Ke6, 17. Kb5 Kxe5, 18. Kxa5 Kd6, 19. Kb6 Kd7, 20. Kb7! Ke6, 21. a5 Kf5, 22. a6 Kg4, 23. a7 Kxh4, 24. a8=Q Kg5, 25. Kb6 Kf4, 26. Qh1 and White wins!!

1.Kg3! Ke4
2.Kg2 Ke3
3.Kf1 Ke4
4.Ke1 Ke5
5.Kd1 Kd4
6.Kd2 Kc4
7.Ke3 Kb3
8.Kd3 Kb4
9.Kd4 Kxa4
10.Kc4 Ka3
11.e4 Kb2
12.e5 a4
13.e6 a3
14.e7 a2
15.e8=Q a1=Q
16.Qe2+ Kc1
17.Qe1+ Kb2
18.Qd2+ Kb1
19.Kb3 Qa4
20.Kxa4 Ka1
21.Kb3 Kb1