air pollution    ambient pollution    american waters    bittersweet twist    cargo ships    climate change    concentration of a common air pollutant    cruise ships    day of a road race    earth’s carbon pollutionthe cleaner air    erica walker    global warming    heart disease    huge difference    human activity.with fewer trains    human health    humpback whales    last month    latest data show reductions    less noise    living room    marine life    metropolitan areas    modern world    nitrogen dioxide    noise pollution    pandemic reminds fournet of an accidental experiment    pandemic-related reduction    particulate matter    paula koelemeijer    potential benefits    public life    quantifiable temporary benefit    rattle of trains    recent data    right whale    right whales    seismic stations    sharp decrease    slowdown of our lives    source of pandemic-related stress    sylvia poggioli    terrorist attacks    thomas lecocq    total absence    traditional stations    unexpected ecological moment    united kingdom    united states    usual hum of public life   

10-knot speed limit    34-year-old grandfather    9-year-old male    absolute hardest part    animal welfare    asmutis-silvia    brief uptick    canadian government    canadian waters    consistent movements    dead yesterday    events of recent weeks    executive director of whale    fifth whale    fishing line    food sources    gaspé peninsula    grieving orca tells usof punctuation    gulf of st. lawrence    hard lesson    intense surveillance work    international fund    last week    last year    long scar    long term    main threat    much death    natural causes    none of these individuals    north atlantic    number of north atlantic    preliminary results    propeller scars    recent years    regina asmutis-silvia    research groups    right whale    right whales    sarah sharp    separate entanglements    ship strikes    shipping lanes    small scars    stable population    total population    transport canada    tuesday night    unnamed 11-year-old female    unnamed 16-year-old female