Bion Environmental Technologies, Inc. Announces Additions to Management Team.

Business Editors

LITTLETON, Colo.--(BUSINESS WIRE)--Aug. 21, 2000

Bion Environmental Technologies, Inc. (OTCBB:BION) announced today additions to its management team as well as an extension of its management agreement with D2 Co., LLC for one additional year, until December 31, 2003.

D2 currently provides Bion with the services of David Mitchell, Director and CEO of Bion, and Dominic Bassani, Bion's COO.

Salvatore Zizza, currently a member of Bion's Board of Directors, has been named as Governmental Affairs Liaison for the Company, directing its participation in the development of legislative and regulatory solutions to significant environmental issues. Mr. Zizza is presently a director of Hollis Eden Pharmaceutical Corp. (HEPH) as well as various funds in the Gabelli family of mutual funds.

Andrew Gould has been named to Bion's Board of Directors. Mr. Gould has filled advisory roles in technology transactions both domestically and internationally and will act in a similar capacity with Bion for the purpose of evaluating complementary technology opportunities. Mr. Gould has been a Special Principal with DZ Israel Associates, a venture capital and investment firm. He is also a Managing Director of Arthur P. Gould & Co., a New York merchant banking company and serves on the Board of Directors of Storlogic, Ltd and Regency Stocks & Commodities Fund, L.P.

Bion has expanded the scope of its agreement with James W. Morris & Associates, Inc. Dr. Morris will serve as Bion's Senior Technical Advisor and his agreement has been extended through December 31, 2001. Dr. Morris is a senior environmental engineering consultant with nearly thirty years of experience. He is currently responsible for the evaluation and extension of the technology underlying Bion's biologically based systems. His expanded duties will include the oversight of continued technological development, particularly in the areas of engineering, mechanization, monitoring and control.

"These actions greatly strengthen Bion's management team and will provide continuity of management for Bion in this critical period," according to Mark Smith, Chairman of the Board.

Bion Environmental Technologies, Inc., designs and operates patented biological treatment systems that eliminate the odors and nutrient leaching from the waste produced on large hog and dairy farms. The systems, which can be monitored from remote locations, convert the waste into BionSoil, a nutrient-rich, soil enhancement or fertilizer material. The Company has offices in New York, Colorado, North Carolina, California and Florida. Inquiries may be directed to Craig Scott, Director of Investor Relations, at 800/769-7205 or 303/843-6191.

This material includes forward looking statements based on management's current reasonable business expectations. These statements are made in reliance on the Private Securities Litigation Reform Act, Section 27A of the Securities Act of 1933, as amended. There are numerous risks and uncertainties that could result in actual results differing materially from expected outcomes. This material should be read in conjunction with the Company's current annual and quarterly reports filed with the SEC, which contain discussions of currently known factors that could significantly impact the Company's future expectations.