Global Witness says trends in the number and average size of oil discoveries has been in decline since 1965.

VOA: standard.2009.10.20

These trends are reported in a special issue of the Journal of the American Medical Association, entirely devoted to cancer research.

VOA: standard.2010.03.25

Forest Trends sought to prevent those conflicts by commissioning an international law firm to look into the rights of one tribe,the Surui.

VOA: standard.2009.12.17

It also says there are generally positive trends on economic development, the rule of law, the provision of government services and Iraq's effort to expand its regional diplomatic contacts.

VOA: standard.2009.03.31