Original: He also established many of the UN 's development and environmental agencies , funds and programmes , including the UN Development Programme ( UNDP ) , the UN University , UNCTAD , United Nations Institute for Training and Research ( UNITAR ) , and the UN Environmental Programme .
Simplified: He also established many of the UN 's development and environmental agencies , funds and programmes , including the UN Development Programme ( UNDP ) , the UN University , UNCTAD , UNITAR and the UN Environmental Programme .