| Net loss | -3.82M |
| Depreciation and depletion expense | 52.67K |
| Provision for loss on deposits | |
| Write-offs and abandonments | |
| Deferred income taxes | |
| Compensatory stock options | |
| Gain from settlement | |
| Gain on sale of partial interest in DRSTP concession | -2.73M |
| Amortization of beneficial conversion feature associated with convertible debt | |
| Amortization of deferred compensation | |
| (Gain ) loss on extinguishment of debt | |
| Stock issued for services | 0 |
| Stock issued for settlements | |
| Stock issued for officer bonuses | |
| Stock issued for interest and penalties on convertible debt | |
| Stock issued for board compensation | |
| Prepaid expenses and other current assets | 34.95K |
| Accounts payable and other accrued liabilities | 2.83M |
| Accounts payable, related party | |
| Accrued retirement obligation | |
| Net cash used in operating activities | |
| Purchase of U.S. Treasury Bills and accrued interest | |
| Purchase of investment in available-for-sale securities | |
| Purchase of long-term investment | |
| Purchase of DRSTP concession | |
| Proceeds from sale of partial interest in DRSTP concession | |
| Purchase of furniture and equipment | -1K |
| Net cash provided by (used in) investing activities | |
| Proceeds from warrants exercised | |
| Proceeds from common stock, net of expenses | |
| Proceeds from line of credit, related party | |
| Proceeds from non-convertible debt, related party | |
| Proceeds from convertible debt, related party | |
| Proceeds from sale of convertible debt | 394.53K |
| Proceeds from bank borrowing | |
| Proceeds from stockholder loans | |
| Proceeds from stock subscription Receivable | |
| Repayment of shareholder loans | |
| Repayment of long-term debt | |
| Net cash provided by financing activities | |
| Net increase (decrease) in cash and cash equivalents | 543.63K |
| Cash and cash equivalents, beginning of period | 757.31K |
| Cash and cash equivalents, end of period | 1.3M |