Exhibit 31


Certification of Chief Executive and Chief Financial Officer of Earth
Sciences, Inc. Pursuant to 17 CFR 240.13a-14(a)or 17 CFR 240.15d-14(a)

I, Mark H. McKinnies, certify that:
1.	I have reviewed this Form 10QSB for the period ended September 30,
2003 of Earth Sciences, Inc;
2.	Based on my knowledge, this report does not contain any untrue
statement of a material fact or omit to state a material fact necessary to
make the statements made, in light of the circumstances under which such
statements were made, not misleading with respect to the period covered by
this report;
3.	Based on my knowledge, the financial statements, and other financial
information included in this report, fairly present in all material
respects the financial condition, results of operations and cash flows of
the small business issuer as of, and for, the periods presented in this
report;
4.	The small business issuer's other certifying officer(s) and I are
responsible for establishing and maintaining disclosure controls and
procedures (as defined in Exchange Act Rules 13a-15(e) and 15d-15(e)) for
the small business issuer and have:
a.	Designed such disclosure controls and procedures, or caused such
disclosure controls and procedures to be designed under our supervision, to
ensure that material information relating to the small business issuer,
including its consolidated subsidiaries, is made known to us by others
within those entities, particularly during the period in which this report
is being prepared;
b.	Evaluated the effectiveness of the small business issuer's disclosure
controls and procedures and presented in this report our conclusions about
the effectiveness of the disclosure controls and procedures, as of the
end of the period covered by this report based on such evaluation; and
c.	Disclosed in this report any change in the small business issuer's
internal control over financial reporting that occurred during the
small business issuer's most recent fiscal quarter (the small business
issuer's fourth fiscal quarter in the case of an annual report) that has
materially affected, or is reasonably likely to materially affect, the
small business issuer's internal control over financial reporting; and
5.	The small business issuer's other certifying officer(s) and I have
disclosed, based on our most recent evaluation of internal control over
financial reporting, to the small business issuer's auditors and the audit
committee of the small business issuer's board of directors (or persons
performing the equivalent functions):
a.	All significant deficiencies and material weaknesses in the design or
operation of internal control over financial reporting which are reasonably
likely to adversely affect the small business issuer's ability to record,
process, summarize and report financial information; and
b.	Any fraud, whether or not material, that involves management or other
employees who have a significant role in the small business issuer's
internal control over financial reporting.

Date:  November 11, 2003               /s/ Mark H. McKinnies
                                      ----------------------
                                         Mark H. McKinnies
                                  President and Chief Financial Officer