Although no region of Mars is banned for exploration, international treaties set the allowable levels of microbial contamination on robotic spacecraft destined for
other planetary environments.
Not exact matches
The new results from SPHERE, along with data from
other telescopes such as ALMA, are revolutionising astronomers» understanding of the
environments around young stars and the complex mechanisms of
planetary formation.
McKay, a
planetary scientist at NASA's Ames Research Center, ventures to some of Earth's most extreme
environments to study the closest facsimiles he can find to Mars and
other distant outposts, on a mission to learn how life might exist beyond our planet.
The Rockefeller Foundation yesterday also pledged $ 15 million for
planetary health, adding to the $ 200 million spent over the past five years on
other public health and
environment initiatives.
Volcanism, Misra said, may help distinguish between oxygen that is produced by life or
other planetary processes by helping astronomers better understand the planet's
environment.
«To be able to directly image
planetary birth
environments around
other stars at orbital distances comparable to the solar system is a major advancement,» said Dr Nikku Madhusudhan of Cambridge's Institute of Astronomy, one of the paper's co-authors.
Comparisons of the Kuiper belt with the debris disks around
other stars provide important indications about both the Kuiper belt itself and the
planetary environment around
other stars.
Such a result indeed indicates that
planetary space weather could be far more intense in
environments other than our Solar System hence understanding its features and processes could also be of help when investigating the characteristics of
other Solar Systems as well as the exoplanet physics.
Members embrace the intrinsic value and right to exist of the
other - than - human and of natural
environments, and recognize that the pursuance and advocacy of a
planetary ethic of environmental and social justice needs to be grounded in, as well as restorative and celebratory of, local and indigenous communities and cultures.
If human - induced global warming, among
other factors such as human - driven pollution and human - forced overpopulation, serve decisively to precipitate the massive extinction of biodiversity, the irreversible degradation of Earth's
environment and the reckless dissipation of its resources, so as to make our
planetary home unfit for life as we know it, then is no one to bear responsibility for such a colossal wreckage as we could help to perpetrate in these early years of Century XXI?
Socioeconomic Democracy provides a comprehensive, just, realizable, freedom - enhancing,
environment - respecting, democratic means of accomplishing not only the modest, though presently doubtful, Millennium Development Goals, but also simultaneously resolving or reducing a large number of
other very real and crucial
planetary problems, any of which could easily preclude realization of all well - intentioned MDGs.
And to maintain or slightly increase
planetary temperature is also very much a global good if — as Ruddiman and
other scientists assert — the human production of greenhouse gases is helping to hold our
planetary environment in its historic, benignly warm, interglacial mode.»
He studied
planetary biology for NASA and works on projects aimed at improving decisions relating to science and the
environment using dialogue between scientists and
others.
In addition to Dozier, the
other participants in the study week from California were Michael Ghil of UCLA's Institute for Geophysics and
Planetary Physics; Peter Gleick of the Pacific Institute for Studies in Development,
Environment, and Security, based in Oakland; Wolfgang Panofsky of Stanford's Linear Accelerator Center; Elisabeth Paté - Cornell, also from Stanford; and Mikhail Rabinovich of the Institute for Nonlinear Science at the University of California at San Diego.