Catherine Arnold

All Stories by Catherine Arnold

  1. Environment

    What you can do to improve soils

    Soils are the life-sustaining structures under our feet. Here are some tips for keeping soils healthy. First rule of thumb: Give more than you take.

  2. Agriculture

    Healthy soils are life-giving black gold

    Scientists explain why everyone needs to value the soils beneath our feet — and why we should not view them as dirt.

  3. Agriculture

    Soil (and its inhabitants) by the numbers

    Teeming with life, soils have more going on than most of us realize.