Days after he took office The Guardian and more than 20 publications in other countries, working through the International Consortium of Investigative Journalists, simultaneously published investigations and hundreds of confidential tax rulings secured for multinationals by tax advisers at PricewaterhouseCoopers.
However, various potential use of CR and its environmental impacts have been less investigated and there have been no published investigations about using CR effects on some soil's physical and chemical properties in arid and semiarid region soils.
Nemtsov co-authored and published investigations about high-level corruption in Putin's Russia.
Wired and Gizmodo published investigations in December claiming to reveal Wright's identity based on leaked transcripts, emails and financial records.
Last November, the Guardian and other media organisations published investigations into scores of private tax deals handed out by the tax authorities in Luxembourg, helping big businesses including city trader Icap, drugs firm Shire and tech firm Skype avoid tax.
China blocked the websites of both the New York Times and Bloomberg News after they published investigations in 2012 into the family wealth of former premier Wen Jiabao and Xi.
Ruslan Leviyev, a citizen journalist who has published investigations of Russian soldiers and equipment in eastern Ukraine and more recently in Syria, on Monday posted on Facebook a summons he had received to the prosecutor general's office for questioning.
The study joined a number of previously published investigations of possible links between cell-phone use and brain tumours, and according to the National Cancer Institute, the majority of these studies had not found any association.
Last month, just after the commission's state aid inquiry was revealed, the International Consortium of Investigative Journalists, together with the Guardian and a team of international journalists in more than 20 countries, published investigations into a cache of hundreds of leaked tax deals secured by multinationals with Luxembourg authorities.
This experimental evidence was shown to be in agreement with several results of previously published investigations.
Two recently published investigations examined efficacy of chlorhexidine-alcohol and iodine-alcohol preparations.
