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SHARE PURCHSE/SALE AGREEMENT

THIS AGREEMENT made the 2nd day of December, 2013

BETWEEN:

Enertopia Corp. (the “Vendor”)
156 Valleyview Road
Kelowna BC V1X 3M4

and

Western Standard Energy Corp. (the “Purchaser”)
302-1912 Enterprise Way
Kelowna, BC

WHEREAS:

A. The Vendor is the beneficial owner of 900,000 shares (the “Purchase Shares”)
in the capital stock of Pro Eco Energy Ltd. (the “Company”) which Shares are
issued as fully paid and non-assessable. The Purchase Shares represents 8.25% of
the total issued and outstanding shares of the Company.;

B. The Vendor has agreed to sell and the Purchaser has agreed to purchase all of
the Vendor’s right, title, and interest in and to the Shares, on the terms and
conditions set out in this Agreement.

NOW THEREFORE, the parties agree as follows:

1.

Purchase and Sale

    1.1

The Purchaser agrees to purchase the Purchase Shares from the Vendor, and the
Vendor agrees to sell the Purchase Shares to the Purchaser in exchange for Forty
Thousand Dollars (US$40,000) (the “Purchase Price”) in cash payable as follows:

  a)

$10,000 on the Closing date which is December 02, 2013

  b)

$10,000 on or before December 31, 2013

  c)

$10,000 on or before January 31, 2014

  d)

$10,000 on or before February 28, 2014

2.

Vendor’s Representations and Warranties

    2.1

The Vendor represents and warrants to the Purchaser, with the intent that the
Purchaser shall rely on such in entering into this Agreement and in concluding
the purchase and sale contemplated in this Agreement, that as of the date of the
Agreement (unless otherwise specified) and the Closing Date (unless this
Agreement is earlier terminated):

   

(a)

the Vendor is the registered and beneficial owner of the Shares; 

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  (b)

on the Closing Date the Vendor will have no indebtedness to any person,
business, company, or governmental authority which by operation of law or
otherwise then constitutes a lien, charge or encumbrance on the Shares;

        (c)

there is no claim or litigation pending against the Shares;

        (d)

to the best of the Vendor’s knowledge all current assets of the Company will
remain property of the Company and the Vendor will take no actions to remove or
agree to the removal of any assets from the Company.

3.

Title to the Purchased Shares

On the Closing Date, the Vendor shall have good and marketable title to the
Shares free and clear of all liens, charges, and encumbrances except for the
Permitted Encumbrances;

4.

Shares

The Vendor owns the Shares as the legal and beneficial owner thereof, free of
all liens, claims, charges and encumbrances whatsoever. The Vendor has due and
sufficient right and authority to enter into this Agreement on the terms and
conditions herein set forth and to transfer the legal and beneficial title and
ownership of the Shares to the Purchaser. No person, firm or corporation has any
agreement or option or a right capable of becoming an agreement for the purchase
of the Shares.

5.

Survival of Vendor’s Representations and Warranties

The representations and warranties contained in paragraph shall survive the
Closing Date and shall continue in full force and effect for the benefit of the
Purchaser after the Closing Date notwithstanding any independent inquiry or
investigation by the Purchaser or the waiver by the Purchaser of any conditions.

6.

Vendor’s Indemnity

    6.1

The Vendor will indemnify the Purchaser against, and save it harmless from, any
loss, cost or damage of any nature whatsoever sustained by the Purchaser
directly or indirectly by reason of a breach or inaccuracy of any of the
warranties or representations.

    6.2

The Vendor acknowledges and agrees that the Purchaser has entered into this
Agreement relying on such warranties and representations and the other
warranties, representations, terms and conditions set out in this Agreement.

    7.

Purchaser’s Representations and Warranties

    7.1

The Purchaser hereby represents and warrants as representations and warranties
that will be true as of the Closing Date as follows:

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  (a)

the Purchaser is duly qualified to purchase and own the Shares and the Purchaser
has full power, authority and capacity to enter into this Agreement and carry
out the transactions contemplated herein; and

        (b)

there is no action or proceeding pending or to the Purchaser’s knowledge
threatened against the Purchaser before any court, arbiter, arbitration panel,
administrative tribunal or agency which, if decided adversely to the Purchaser,
might materially affect the Purchaser’s ability to perform its obligations
hereunder; and

        (c)

neither the Purchaser entering into this Agreement nor the performance of its
terms will result in the breach of or constitute a default under any term or
provision of any indenture, mortgage, deed of trust or other agreement to which
the Purchaser is bound or subject.

8.

Remedies

      (a)

In the event that the Purchaser is unable for any reason to make any of the
payments listed in paragraph 1.1, and if such payment remains unpaid for more
than 20 days past the due date, then Purchaser agrees to willingly surrender
back to Vendor 200,000 of the Pro Eco Shares for each $10,000 payment that
remains in arrears.

      9.

Covenants

     

Not applicable.

      10.

Survival of Covenants

The covenants contained in paragraph 9 shall survive the Closing Date and shall
continue in full force and effect for the benefit of the Purchaser.

11.

Vendor’ Documents

Prior to the Closing Date, the Vendor shall deliver to the Purchaser or Vendor’s
or Purchaser’s lawyer the following:

  (a)

share certificates representing the Shares duly endorsed for transfer;

        (b)

such other documents and assurances as may be reasonably required by the
Purchaser to give full effect to the intent and meaning of this Agreement;

12.

Miscellaneous

Time shall be of the essence of this agreement and the transactions contemplated
in this Agreement notwithstanding the extension of any of the dates under this
Agreement. The parties agree to Sign all other agreement necessary to implement
this agreement and to make it binding.

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13.

Tender

Any tender of documents or money may be made upon the party being tendered or
upon its solicitors, and money may be tendered by certified cheque, solicitor’s
trust cheque, or bank draft

14.

Further Assurances

Each of the parties shall, at the expense of the other party, execute and
deliver all such further documents and do such further acts and things as the
other party may reasonably request from time to time to give full effect to this
Agreement.

15.

Binding Effect

This Agreement shall enure to the benefit of and be binding upon the parties,
their respective heirs, executors, administrators, and other legal
representatives and, to the extent permitted in this Agreement, their respective
successors and assigns.

16.

Applicable Law

This Agreement shall be interpreted in accordance with the laws of British
Columbia and the laws of Canada applicable in British Columbia.

17.

Entire Agreement

This Agreement constitutes the entire agreement between the parties with respect
to the subject matter of the Agreement and contains all of the representations,
warranties, covenants and agreements of the respective parties, and may not be
amended or modified except by an instrument in writing executed by all parties.
This Agreement supersedes all prior agreements, memoranda, and negotiations
between the parties.

18.

Schedules

Not applicable.

IN WITNESS WHEREOF the parties have executed this Agreement as of the day and
year first above written.

Enertopia Corp.

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Western Standard Energy Corp.

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