Yadda za'a magance yanayin muhalli mara kyau

Don tattaunawa game da yadda za a magance yanayi mara kyau, yana da muhimmanci a fahimci ma'anar wannan ma'anar.

Yanayin yanayi mara kyau

A karkashin su akwai al'ada don nuna rashin isasshen ruwan inji, fari, rage yanayin oxygen cikin ruwa, yawan haske. Duk wadannan matsalolin sun haifar da gaskiyar cewa al'amuran al'ada ta al'ada suna rushewa. Ana gudanar da yaki da yanayi mara kyau don magance irin waɗannan matsalolin.

Haɗari na yanayi mara kyau

A yanayin zafi mai zafi, haɗarin mutuwa na tsuntsaye, ƙwayoyin cuta, da sauran kwayoyin da suke habaka ƙasa suna karuwa. Idan akwai rashin isashshen oxygen da aka narkar da ruwa, kifaye da dabbobi masu shafewa. Idan tsaba na tsire-tsire suna fadawa ƙarƙashin gusts iska a lokacin yanayi mara kyau ga rayuwarsu, ba sa haifar.

Idan kwayoyin ba su dace da sabon yanayin ba, ba za su ba da cikakkiyar zuriya ba. Bambanci shine dukiya da ke cikin dukan rayayyun halittu. Gyara canzawa ne dukiya da kwayoyin ƙarƙashin rinjayar waje muhalli da yanayi canza su halaye. Idan akwai wani canji na chromosomes da kwayoyin halitta, yana da wani mutational bambancin.

Fasali na maye gurbin

Gwagwarmaya ta dace da tasiri tare da yanayin da ba daidai ba ya bamu damar faɗakar da canjin yanayi. Halittar da kwayar halitta ta jikin kwayar halitta tana haifar da haɗuwa da halayensa - genotype - tare da yanayin yanayi na waje. Ko da tare da irin wannan jinsin, amma a cikin yanayin ci gaba, akwai bambanci tsakanin alamun kwayoyin halitta.

Saboda gyaran canji, mutane da yawa suna karuwa da yanayin su na waje, wanda yake da muhimmancin gaske ga wadata da adana wani nau'in. Rashin gwagwarmaya da yanayin muhalli mara kyau shine nufin hana hana maye gurbin. Su ne bambancin wasu kwayoyin, wanda ya haifar da manyan canje-canje a cikin kwayar.

Domin ƙarni da dama an sami ci gaba na zabin yanayi a yanayin rayuwa. Sai kawai waɗannan kwayoyin da suka dace da canje-canjen yanayi, akwai sababbin alamu. Tsakanin yanayi da kwayoyin, an halicce juna (haɗin kai). Darwin ware zabin yanayi a matsayin babban factor ga yaduwa da kuma adana kifayen, kamar yadda zai yiwu saba da canje-canje. Yin gwagwarmaya yanayi mara kyau shine kadai hanya ta adana wasu nau'in halittu masu rai.

Kammalawa

Tambayar tambaya game da kiyayewa a cikin nau'in jinsi daban daban na kwayoyin halitta yana da dacewa, yana ba mu damar bayyana abubuwa masu yawa na halitta. Ta yaya yaki da yanayi mara kyau? Misalan da ke ƙasa suna ba mu damar bayyana ainihin lamarin. A cikin duwatsu akwai sanyi a cikin hunturu, a lokacin rani akwai iskoki suna hurawa. Saboda su, kasar gona ta bushe, abun ciki na danshi yana ragewa. Saboda haka, a yankunan dutse ne kawai squat, ƙananan shuke-shuke da shrubs girma.

An dasa rassan bishiyoyi a ƙasa, an kwashe dabbobi zuwa duwatsu, tsuntsaye suna raira waƙa, suna zaune a gefen ƙasa. Masu gizo a cikin tsaunuka ba su da cikakken yanar gizo, suna kokarin ɓoye a karkashin labaran, a cikin tsohuwar burrows. Duk da ci gaba da tsire-tsire, suna da ƙananan ganye. Snow ya tara tsakanin tsirrai na shuka, don haka a cikin bazara zai sami adadin ruwan da ake bukata don girma da bunƙasa. Tare da karin kayan shafa, inganta yanayin ƙasa, tsire-tsire masu girma suna cike da cikakke, kuma suna da kyakkyawan bayyanar.