Peak coal black coal resources could last more than 200 years based on rate of extraction in 2007. This does not account for brown coal stocks. According to calculations conducted for the Hunter Community Environment Centre in Newcastle, the Australian state of New South Wales 10,600 million tonnes of coal reserves would be exhausted by 2042, based on current industry growth and extraction rates of about 3.2 per cent a year. Coal output peaked in 1913 in Britain at 287 Mt and now accounts for less than one percent of world coal extraction. 2007 extraction was around 15 Mt. According to the
Rachel Fuller Brown additional minor contributions to the field of bacteriology until their retirement. Brown died on January 14, 1980 at the age of 81 in Albany, New York. Royalties for nystatin totaled $13.4 million. As Brown and Hazen did not want any of the money for themselves, the philanthropic Research Corporation used half for grants to further scientific research and the other half to support what became known as the Brown-Hazen Fund. Both Brown and Hazen received many awards for their collaborative work, the first major prize being the Squibb Award in Chemotherapy in 1955. Brown was also elected fellow of the