with the forest burned, there's a real danger of erosion and flooding when the winter rains come. these men are using the dead wood to make makeshift terraces to try to stop that happening. the effects of these fires will be felt here for years to come. hello. this man, who works for the world wildlife fund, says mega fires will happen again and again unless there's more focus on prevention. if you ask our colleagues in spain, portugal, italy, turkey, they're going to explain to you that the new trend in forest fires is mega fires. the mega fires are affected by climate change. these forests should eventually regenerate, but it'll take years