Activity for Pyrotechnicalâ€
| Type | On... | Excerpt | Status | Date |
|---|---|---|---|---|
| Answer | — |
A: How do forest fires affect rain run-off? Yes Charlie's answer is excellent, but to append some technical information from my background as a civil engineer may be helpful. When evaluating stormwater impacts for a site, there's generally 3 key criteria: runoff rate, water quality, and groundwater recharge. Runoff rate is what it sounds li... (more) |
— | over 6 years ago |
| Question | — |
Sneaker Sole Replacement For the last 4 years or so, my day to day walking/hiking shoes have been a pair of Tevas that I picked up from REI (Riva Event Model: 4103). I'm on my second pair now and they've both lasted about 2 years and both have failed in the same way: the sole gets worn out that the water resistant aspects ha... (more) |
— | almost 8 years ago |