I enjoy taking walks on hiking trails. It is so cool and refreshing walking through the wooded trails? Do you like woods?
Yes, love being in the wilderness, but humans are constantly modifying the land we have left. 
Yes, humans have taken over the wilderness to build homes. The problem is the animals are being forced out. I actually saw a deer in my neighborhood years ago.
I don't think they should have the right to disturb these wild animals with their roads and pipelines.
I agree. The animals need somewhere to live to. I often wonder how the animals are adjusting to the constant encroaching of their land. 
Only one quarter of the world has wildlife left in it. If humans keep this up there won't be any wildlife left at all.
Wow. That seems very low. Humans do not appreciate the balance that we should maintain with wildlife. They are an important part of the cycle.
conservation preserves, National Forests, National Parks and even in urban areas along rivers, gulches or otherwise undeveloped areas. These areas are considered important for the survival of certain species, biodiversity, ecological studies, conservation, solitude, and recreation. Wilderness is deeply valued for cultural, spiritual, moral, and aesthetic reasons. Some nature writers believe wilderness areas are vital for the human spirit and creativity. They may also preserve historic genetic traits and provide habitat for wild flora and fauna that may be difficult to recreate in zoos,
in which humans mark pathways, I thought of cairns, those man-made stacks of stones that mark hiking trails and which historically have served as landmarks for land and sea navigation, memorials, and commemorative markers. Travelers on cross-country trails traditionally add stones to cairns as they pass, resulting in animated and precarious stacks of rocks and pebbles. This evidence of human comings and goings, these reminders that others have followed the same path signify safety and reassurance out in the wilderness. In the urban wilderness, finding one