由于温暖的天气导致潮湿、脆弱的土壤条件，可能会损坏步道并导致侵蚀，德卢斯暂时关闭了所有自然地面步道。 Duluth temporarily closes all natural surface trails due to warm weather causing wet, vulnerable soil conditions that can damage the trails and lead to erosion.

由于反常的温暖天气导致潮湿和脆弱的土壤条件，可能会损坏步道，德卢斯已经关闭了所有自然地面步道。 Duluth has closed all its natural surface trails due to the unseasonably warm weather causing wet and vulnerable soil conditions that can damage the trails. 夜间低于冰点的温度和白天高于冰点的温度的循环会产生一个问题，因为步行或骑自行车穿过这些松软、泥泞或潮湿的区域可能会损坏步道并导致侵蚀。 The cycle of overnight below-freezing temperatures and daytime above-freezing temperatures creates an issue, as walking or biking through these soft, muddy, or wet areas can damage the trails and lead to erosion. 这些步道将保持关闭，直至另行通知。 The trails will remain closed until further notice.