社会文化类搜索引擎及目录索引

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社会问题 Issues and Causes：

子类：

Charity Choice - Guide to charities in the UK, containing more than 7,000 entries in 27 categories in a fully searchable database.

Database of Estonian NGOs - Directory of Estonian not-for-profit and non-governmental organizations.

Fundsnet - Directory of links to foundations and funders on the Internet.

GrantMatch - Database of grant proposals and donation requests listed by nonprofits.

GuideStar - The donor's guide to charities and nonprofit organizations.

Idealist - Directory of nonprofit and volunteering resources.

Internet Nonprofit Center - Directory of resources for and about nonprofit organizations.

Nonprofit Directory - Searchable directory of nonprofit websites.

Nonprofit Resource Center, The - Directory for Internet resources of interest and value to nonprofit organizations.

PhilanthropySearch - Nonprofit and philanthropic search engine.

Size Wise Seek - A web search engine and index of sites related to living with confidence and comfort at any size.