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Condensed Consolidated Statements of Cash Flows (USD $) | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2014 | Mar. 31, 2013 | Dec. 31, 2013
Operating activities: |  |  |
Net loss | $ (3,460,037) | $ (4,473,447) |
Reconciliation of net loss to cash used in operations: |  |  |
Accretion/amortization of asset retirement obligations | 79,179 | 97,435 | 389,740
Amortization of debt discount | 242,854 |  |
Unrealized gain - derivative liability | (653,768) |  |
Decrease in restoration and reclamation accrual | (209) | (489,153) |
Depreciation | 100,905 | 121,878 |
Impairment of uranium properties |  | 279,429 |
Stock compensation expense | 116,688 | 244,985 |
Effect of changes in operating working capital items: |  |  |
(Increase) decrease in receivables | (244,598) | 276,801 |
Increase in prepaid and other current assets | (181,868) | (21,534) |
Increase in payables, accrued liabilities and deferred credits | 251,373 | 76,474 |
Net cash used in operating activities | (3,749,481) | (3,887,132) |
Cash flows from investing activities: |  |  |
Restricted cash |  | (5,632) |
Additions to uranium properties |  | (15,726) |
Net cash used in investing activities |  | (21,358) |
Cash flows from financing activities: |  |  |
Proceeds from convertible loan | 2,000,000 |  |
Payments on borrowings | (4,263) | (39,770) |
Issuance of common stock, net | 11,248,711 | 3,633,883 |
Net cash provided by financing activities | 13,244,448 | 3,594,113 |
Net increase (decrease) in cash and cash equivalents | 9,494,967 | (314,377) |
Cash and cash equivalents, beginning of period | 1,117,303 | 4,664,596 | 4,664,596
Cash and cash equivalents, end of period | 10,612,270 | 4,350,219 | 1,117,303
Cash paid during the period for: |  |  |
Interest | 5,751 | 2,970 |
Non-cash transactions: |  |  |
Common stock issued for payment of convertible loan fees and interest | 363,083 |  |
Common stock issued for repayment of short-term loan principal and interest |  | 5,095,832 |
Common stock issued for services |  | 291,500 | 291,500
Restricted stock issued for services |  | $ 47 |

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