Montreal Protocol undeveloped to developed nations, the overall level of compliance has been high. Statistical analysis from 2010 show a clear positive signal from the Montreal Protocol to the stratospheric ozone. In consequence, the Montreal Protocol has often been called the most successful international environmental agreement to date. In a 2001 report, NASA found the ozone thinning over Antarctica had remained the same thickness for the previous three years, however in 2003 the ozone hole grew to its second largest size. The most recent (2006) scientific evaluation of the effects of the Montreal Protocol states, "The Montreal Protocol is working: There is
Psychoactive Substances Act 2013 will be difficult or impossible. So far, no manufacturing licenses have been applied for. The Act was brought in as a reaction to widespread concerns over the 2005 deregulation, or decriminalisation, of selling psychoactive substances in New Zealand with the introduction of section 62 in the Misuse of Drugs Amendment Act 2005 and the Misuse of Drugs (Restricted Substances) Regulations 2008. These laws made psychoactive substances such as party pills and legal highs available in New Zealand in a relatively new experimental market aimed at decriminalising the production and sale of recreational drugs. Psychoactive Substances Act 2013 The Psychoactive Substances