Annual Information Update

MERRILL LYNCH WORLD MINING TRUST plc

ANNUAL INFORMATION UPDATE

Annual Information Update for the period from 1 March 2007 up to and including
29 February 2008.

Pursuant to the requirements of Prospectus Rule 5.2 the following summarises
the information that has been published or made available to the public by the
Company. Please note that some of this information may be out of date.

1. Announcements via a Regulatory Information Service (RIS):

    (RIS Announcements can be viewed at or downloaded via the internet
    from http://dev.uk-wire.com using EPIC code MLW.)                 

1.1 Net Asset Values:

    As far as possible the Company has announced daily the net asset  
    value per share as at the close of the previous business day.     

1.2 Holdings in Company:

    25 February 2008                                                  
    4 February 2008                                                   
    21 January 2008                                                   
    7 January 2008                                                    
    4 January 2008                                                    
    3 January 2008                                                    
    3 December 2007                                                   
    8 November 2007                                                   
    7 November 2007                                                   
    1 November 2007                                                   
    12 October 2007                                                   
    10 Octoer 2007                                                    
    8 October 2007                                                    
    1 October 2007                                                    
    3 September 2007                                                  
    2 August 2007                                                     
    3 July 2007                                                       
    7 June 2007                                                       
    4 June 2007                                                       
    16 May 2007                                                       
    2 May 2007                                                        
    26 April 2007                                                     
    11 April 2007                                                     
    2 April 2007                                                      
    2 April 2007                                                      
    22 March 2007                                                     
    21 March 2007                                                     
    14 March 2007                                                     

1.3 Transactions in own shares:

    21 December 2007                                                  
    31 October 2007                                                   
    30 October 2007                                                   
    26 October 2007                                                   
    25 October 2007                                                   
    23 October 2007                                                   
    16 October 2007                                                   
    3 October 2007                                                    
    28 September 2007                                                 
    26 July 2007                                                      
    9 July 2007                                                       
    6 July 2007                                                       
    5 July 2007                                                       
    29 June 2007                                                      
    27 June 2007                                                      
    26 June 2007                                                      
    20 June 2007                                                      
    13 June 2007                                                      
    8 June 2007                                                       
    9 May 2007                                                        
    8 May 2007                                                        
    27 April 2007                                                     
    12 April 2007                                                     
    11 April 2007                                                     
    23 March 2007                                                     
    22 March 2007                                                     
    7 March 2007                                                      
    6 March 2007                                                      
    5 March 2007                                                      

1.4 Portfolio Updates:

    25 February 2008                                                  
    4 February 2008                                                   
    17 January 2008                                                   
    3 January 2008                                                    
    19 December 2007                                                  
    4 December 2007                                                   
    15 November 2007                                                  
    2 November 2007                                                   
    15 October 2007                                                   
    2 October 2007                                                    
    20 September 2007                                                 
    4 September 2007                                                  
    13 August 2007                                                    
    2 August 2007                                                     
    12 July 2007                                                      
    3 July 2007                                                       
    13 June 2007                                                      
    4 June 2007                                                       
    22 May 2007                                                       
    2 May 2007                                                        
    20 April 2007                                                     
    3 April 2007                                                      
    15 March 2007                                                     
    2 March 2007                                                      

1.5 Other Announcements:

    29 February 2008     Submission of Documents                      
    18 February 2008     Director/PDMR Shareholding                   
    14 February 2008     Final Results                                
    14 February 2008     Director/PDMR Shareholding                   
    25 January 2008      Submission of Documents                      
    2 January 2008       Listing Rule 15.5.1(4)                       
    24 December 2007     Total Voting Rights                          
    1 November 2007      Total Voting Rights                          
    31 October 2007      Total Voting Rights                          
    29 October 2007      Total Voting Rights                          
    26 October 2007      Total Voting Rights                          
    24 October 2007      Total Voting Rights                          
    17 October 2007      Total Voting Rights                          
    4 October 2007       Total Voting Rights                          
    1 October 2007       Voting Rights & Capital                      
    9 August 2007        Submission of Interim Report                 
    2 August 2007        Half Yearly Report                           
    17 March 2007        Issue of Warrants                            
    27 July 2007         Voting Rights & Capital                      
    10 July 2007         Voting Rights & Capital                      
    9 July 2007          Voting Rights & Capital                      
    6 July 2007          Voting Rights & Capital                      
    2 July 2007          Voting Rights & Capital                      
    28 June 2007         Voting Rights & Capital                      
    27 June 2007         Voting Rights & Capital                      
    21 June 2007         Voting Rights & Capital                      
    13 June 2007         Voting Rights & Capital                      
    9 May 2007           Voting Rights & Capital                      
    8 May 2007           Voting Rights & Capital                      
    27 April 2007        Voting Rights & Capital                      
    12 April 2007        Voting Rights & Capital                      
    11 April 2007        Voting Rights & Capital                      
    23 March 2007        Voting Rights & Capital                      
    22 March 2007        Voting Rights & Capital                      
    22 March 2007        Result of AGM                                
    12 March 2007        Additional Listing                           
    7 March 2007         Voting Rights & Capital                      
    6 March 2007         Voting Rights & Capital                      
    5 March 2007         Voting Rights & Capital                      
    2 March 2007         Exercise of Warrants                         
    1 March 2007         Annual Information Update                    

2. Documents Filed with the Registrar of Companies:

    17 January 2008      Form 169(1B) (200,000 shares)                
    19 November 2007     Form 169(1B) (82,907 shares)                 
    19 November 2007     Form 169(1B) (67,093 shares)                 
    19 November 2007     Form 169(1B) (100,000 shares)                
    19 November 2007     Form 169(1B) (75,000 shares)                 
    19 November 2007     Form 169(1B) (41,123 shares)                 
    8 November 2007      Form 169(1B) (100,000 shares)                
    7 November 2007      Form 169(1B) (100,000 shares)                
    17 October 2007      Form 169(1B) (200,000 shares)                
    9 October 2007       Form 363a Annual Return                      
    15 August 2007       Form 169(1B) (200,000 shares)                
    3 August 2007        Form 169(1B) (62,161 shares)                 
    27 July 2007         Form 169(1B) (72,945 shares)                 
    27 July 2007         Form 169(1B) (78,150 shares)                 
    18 July 2007         Form 169(1B) (100,000 shares)                
    16 July 2007         Form 169(1B) (200,000 shares)                
    13 July 2007         Form 169(1B) (73,316 shares)                 
    12 July 2007         Form 169(1B) (160,105 shares)                
    9 July 2007          Form 169(1B) (140,000 shares)                
    9 July 2007          Form 169(1B) (100,000 shares)                
    7 June 2007          Form 169(1B) (350,000 shares)                
    7 June 2007          Form 169(1B) (1,000,000 shares)              
    29 May 2007          Form 169(1B) (10,000,000 shares)             
    3 May 2007           Form 169(1B) (250,000 shares)                
    3 May 2007           Form 169(1B) (250,000 shares)                
    17 April 2007        Form 169(1B) (90,000 shares)                 
    17 April 2007        Form 169(1B) (100,000 shares)                
    31 March 2007        Full Accounts made up to 31 December 2006    
    30 March 2007        Form 169(1B) (50,000 shares)                 
    30 March 2007        AGM Special Resolutions                      
    23 March 2007        Form 169(1B) (120,000 shares)                
    23 March 2007        Form 169(1B) (80,000 shares)                 
    23 March 2007        Form 88(2) (3,844,373 shares)                

3. Printed Publications:

    The Annual Report and Accounts for the year ended 31 December 2007
    and the Interim Report for the six months ended 30 June 2007 are  
    available from the Company's registered office, c/o of The Company  
    Secretary, Merrill Lynch World Mining Trust plc, 33 King William  
    Street, London EC4R 9AS or can be downloaded from                 
    www.blackrock.co.uk/its.                                          

Other sources of information:

The Company's Ordinary shares are listed on the London Stock Exchange and the
price of these shares is published in the Financial Times and the Times under
"Investment Companies" and in the Daily Telegraph under "Investment Trusts".
The share price is also available on BlackRock's website at www.blackrock.co.uk
/its.

Further information can be obtained from BlackRock Merrill Lynch Investment
Managers as follows:

    Free investor helpline: 0800 445522                               
    Email address: www.blackrock.co.uk/its                            

In addition, regular Factsheets on the Company are produced by BlackRock
Investment Management (UK) Limited and can be downloaded from 
www.blackrock.co.uk.

BlackRock Investment Management (UK) Limited
Secretary
3 March 2008