claim: The position Betsy Hodges was elected to had a tenure of four years.
evidence: Wilding conifers , also known as wilding pines , are invasive trees in the high country of New Zealand .. invasive. invasive species. high country. high country ( New Zealand ). New Zealand. New Zealand. Millions of dollars are spent on controlling their spread .. In the South Island , they threaten 210,000 hectares of public land administered by the Department of Conservation .. South Island. South Island. Department of Conservation. Department of Conservation ( New Zealand ). They are also present on privately owned land and other public land such as roadsides .. The wilding conifers are considered to be a threat to biodiversity , farm productivity and to landscape values .. biodiversity. biodiversity. Since they often invade tussock grasslands -- which are characterised by low-lying vegetation that is considered to be a natural environment -- the tall trees become a prominent and unwanted feature .. tussock grasslands. New Zealand tussock grasslands. natural environment. natural environment