def get_xy_range(bbox):
    """Return x and y ranges in meters based on bounding box.

    bbox: dictionary
        dictionary containing coordinates for corners of study area

    Returns
    -------
    x_range: float
        Range in meters in x dimension.
    y_range: float
        Range in meters in y dimension.

    """
    x_range = bbox['east'] - bbox['west']
    y_range = bbox['north'] - bbox['south']
    return x_range, y_range
