If you're pining for a summer vacation but worried about costs, consider how Wayne and Pat Dunlap of Del Mar, Calif., managed to tour 51 countries over two years, marvel at the Egyptian pyramids, scale a New Zealand glacier, and visit Laotian Buddhist monks all for less than $100 a day. "We often stayed at guesthouses and hostels, ate at local family restaurants, took public transportation, and in some cases, traveled on cruise ships offering reduced rates," says Mr. Dunlap, author of the travel book "Plan Your Escape." This year amid price worries and higher summer airfares, especially to Europe such ingenuity could prove essential. Here are five cost-cutting strategies that can help:
Many islands are blessed with large amounts of sun, wind, and water, making renewable energy a promising solution, Guevara-Stone writes. One small island off the coast of Africa has embraced these resources, most notably through an innovative hybrid hydro-wind system.
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