Exercise of Warrants

MERRILL LYNCH WORLD MINING TRUST PLC

The Board of Merrill Lynch World Mining Trust plc announces that, following the
warrant exercise date on 29 February 2008, 20,867,250 new ordinary shares of 5p
each will be allotted with effect from 5 March 2008.

Following this exercise the total issued share capital will increase to
193,010,529 ordinary shares which includes 14,442,800 ordinary shares
held in Treasury. Following this exercise the number of ordinary shares that
the Company has in issue, less the total number of ordinary shares held by the
Company in Treasury, is 178,567,729.

Application has been made for 20,867,250 ordinary shares to be admitted to the
Official List in due course and dealings on the London Stock Exchange are
expected to commence on 14 March 2008.

8,947,605 warrants remain unexercised. The remaining warrants will be
exercisable on 27 February 2009 at a price of 565p per warrant.

For further details please contact:

Caroline Driscoll
Secretary
BlackRock Investment Management (UK) Limited
Tel: [phone]

4 March 2008