What is the fine-grained topic of the following text: This case challenges the Forest Service’s authorization of grazing on the Antelope Cattle and Horse allotment of Oregon’s Fremont-Winema National Forests thereby violating the National Environmental Policy Act (“NEPA”) and the National Forest Management Act (“NFMA”). Only return the topic.
Legal challenge against Forest Service’s grazing authorization in Oregon’s Fremont-Winema National Forests